Excel - Weighted average Tutorial

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Objectifs :

Understand the concept of weighted averages in Excel and learn how to calculate them using the SUMPRODUCT function.

Chapitres :

  1. Introduction to Averages
    In statistical analysis, calculating an average typically involves treating all numbers with equal importance. This is known as an unweighted average. For instance, if we have a set of numbers, we add them together and divide by the total count of those numbers. In the example provided, this method yields an unweighted average of 5.
  2. Understanding Weighted Averages
    Unlike unweighted averages, a weighted average assigns different levels of significance to certain numbers. In educational assessments, for example, midterm and final exams may carry more weight than smaller tests. This means that when calculating the average, these more significant scores will influence the final result more heavily.
  3. Calculating Weighted Averages in Excel
    To compute a weighted average in Excel, we utilize the SUMPRODUCT function. This function multiplies each test score by its corresponding weight and then sums these products. The formula can be summarized as follows: - **SUMPRODUCT**: This function calculates the total of each test score multiplied by its weight. - **SUM**: This function adds up all the weights. The weighted average is then found by dividing the result of the SUMPRODUCT by the total of the weights.
  4. Example Calculation
    For instance, if we have test scores and their respective weights, the calculation would look like this: - Weighted Average = (Test 1 Score * Weight 1 + Midterm Score * Weight Midterm + Final Score * Weight Final) / (Weight 1 + Weight Midterm + Weight Final) In this example, the weighted average calculated is 80. If we had simply averaged the test scores without considering the weights, the result would have been 75.
  5. Conclusion
    Now that you have a clear understanding of how to calculate both unweighted and weighted averages in Excel, you can apply these concepts to analyze data more effectively. The ability to assign different weights to scores allows for a more nuanced understanding of performance, especially in educational contexts.

FAQ :

What is the difference between an unweighted average and a weighted average?

An unweighted average treats all numbers equally, while a weighted average assigns different levels of importance to each number based on their weights.

How do I calculate a weighted average in Excel?

To calculate a weighted average in Excel, use the SUMPRODUCT function to multiply each score by its weight, sum these products, and then divide by the total of the weights.

What is the purpose of using weights in averaging?

Weights are used in averaging to reflect the relative importance of different values, allowing for a more accurate representation of the data when some values are more significant than others.

Can I use the SUMPRODUCT function for other calculations?

Yes, the SUMPRODUCT function can be used for various calculations beyond weighted averages, such as calculating total costs or other scenarios where you need to multiply and sum values.

What happens if I don't use weights when they are needed?

If weights are necessary but not used, the resulting average may not accurately reflect the true significance of the data, potentially leading to misleading conclusions.

Quelques cas d'usages :

Calculating Student Grades

In an educational setting, teachers can use weighted averages to calculate final grades for students, where exams may carry more weight than quizzes or assignments.

Financial Analysis

Financial analysts can apply weighted averages to assess investment portfolios, where different assets may contribute differently to overall performance based on their size or risk.

Project Management

Project managers can use weighted averages to evaluate project performance metrics, where certain tasks or milestones may be more critical to the project's success than others.

Sales Performance Evaluation

Sales teams can calculate weighted averages of sales performance across different products, giving more importance to high-value items to better assess overall sales effectiveness.

Customer Satisfaction Surveys

Businesses can use weighted averages to analyze customer satisfaction survey results, where different survey questions may have varying levels of importance based on business priorities.

Glossaire :

Average

A statistical measure that represents the central or typical value in a set of data, calculated by adding all numbers together and dividing by the count of numbers.

Unweighted Average

An average where all numbers are given equal significance, calculated by summing all values and dividing by the total number of values.

Weighted Average

An average that gives different significance to different numbers, calculated by multiplying each number by its assigned weight, summing these products, and dividing by the total of the weights.

SUMPRODUCT

An Excel function that multiplies corresponding components in given arrays and returns the sum of those products, often used to calculate weighted averages.

Weights

Values assigned to different numbers in a weighted average to indicate their relative importance.

résultat(s)
00:00:04
all of the numbers are given equal significance.
00:00:07
The numbers are added together and then divided by the number of numbers,
00:00:12
as in this example, which returns an unweighted average of 5.
00:00:19
With a weighted average, one or more numbers is given
00:00:22
a greater significance or weight.
00:00:27
In this example, the midterm and final exams
00:00:31
have a greater weight than test 1 and 2.
00:00:35
We'll use the SUMPRODUCT and SUM functions to determine the weighted average.
00:00:47
The SUMPRODUCT function multiplies each test score
00:00:54
by its weight
00:00:59
and then adds these resulting numbers.
00:01:02
We then divide the outcome of sum product by the sum of the weights.
00:01:11
And this returns the weighted average of 80.
00:01:18
SUMPRODUCT is essentially the sum of test 1 times its weight,
00:01:26
plus the midterm times its weight and so on.
00:01:34
To get the weighted average, you divide by the total of the weights.
00:01:47
If we had just averaged the test scores,
00:01:55
the value would be 75.5,
00:01:58
a significant difference.
00:02:01
Now you've got a pretty good idea about how to average numbers in Excel.

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résultat(s)
00:00:01
Normalmente, quando você calcula uma média,
00:00:04
todos os números têm igual relevância.
00:00:07
Os números são adicionados e então divididos pelo número de números,
00:00:12
como neste exemplo, o qual retorna uma média ponderada de 5.
00:00:19
Com uma média ponderada, um ou mais números recebem
00:00:22
uma relevância ou peso maior.
00:00:27
Neste exemplo, os exames semestral e final
00:00:31
têm um peso maior do que os testes 1 e 2.
00:00:35
Vamos usar as funções SOMARPRODUTO e SOMA para determinar a média ponderada.
00:00:47
A função SOMARPRODUTO multiplica a pontuação de cada teste
00:00:54
pelo seu peso
00:00:59
e então adiciona estes números resultantes.
00:01:02
A seguir dividimos o resultado da soma do produto pela soma dos pesos.
00:01:11
E isso retorna a média ponderada de 80.
00:01:18
SOMARPRODUTO é essencialmente a soma do teste 1 vezes o seu peso
00:01:26
mais o teste semestral vezes seu peso e daí em diante.
00:01:34
Para obter a média ponderada, você divide pelo total dos pesos.
00:01:47
Se tivéssemos calculado apenas a média da pontuação dos testes,
00:01:55
o valor seria 75,5,
00:01:58
uma diferença significativa.
00:02:01
Agora, você tem uma boa noção sobre médias no Excel.

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résultat(s)
00:00:01
Normalerweise, wenn Sie einen Mittelwert berechnen,
00:00:04
wird allen Werten die gleiche Bedeutung zugeordnet.
00:00:07
Die Werte werden addiert und dann durch die Anzahl der Werte geteilt,
00:00:12
so wie in diesem Beispiel, das einen ungewichteten Mittelwert von 5 liefert.
00:00:19
Mit einem gewichteten Mittelwert wird einem oder mehreren gegebenen Werten
00:00:22
eine größere Bedeutung bzw. Gewichtung zugeordnet.
00:00:27
In diesem Beispiel haben die Zwischen- und Abschlussprüfungen
00:00:31
eine größere Gewichtung als die Tests 1 und 2.
00:00:35
Wir werden die Funktionen SUMMENPRODUKT und SUMME zur Bestimmung des gewichteten Mittelwerts verwenden.
00:00:47
Die Funktion SUMMENPRODUKT multipliziert jedes Prüfungsergebnis
00:00:54
mit seiner Gewichtung
00:00:59
und addiert dann die daraus erhaltenen Werte.
00:01:02
Wir dividieren anschließend das Ergebnis des Summenprodukts durch die Summe der Gewichtungen.
00:01:11
Und das liefert den gewichteten Mittelwert von 80.
00:01:18
SUMMENPRODUKT ist im Wesentlichen die Summe von Test 1 mal seiner Gewichtung,
00:01:26
plus die Zwischenprüfung mal ihrer Gewichtung und so weiter.
00:01:34
Um den gewichteten Mittelwert zu erhalten, dividieren Sie durch die Gesamtzahl der Gewichtungen.
00:01:47
Wenn wir lediglich den Durchschnitt der Testergebnisse gebildet hätten,
00:01:55
läge der Wert bei 75,5,
00:01:58
ein deutlicher Unterschied.
00:02:01
Nun haben Sie eine ziemlich gute Vorstellung davon, wie man in Excel Mittelwerte erhält.

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résultat(s)
00:00:01
Generalmente, cuando calculamos un promedio, todos los números
00:00:04
tienen una importancia equitativa.
00:00:07
Se suman todos los números y después se dividen entre el total de números,
00:00:12
como en este ejemplo, que devuelve un promedio no ponderado de 5.
00:00:19
En el caso del promedio ponderado, uno o más números reciben
00:00:22
una mayor importancia, o peso.
00:00:27
En este ejemplo, los exámenes parciales y finales
00:00:31
tienen más peso que los exámenes 1 y 2.
00:00:35
Vamos a usar las funciones SUMAPRODUCTO y SUMA para determinar el promedio ponderado.
00:00:47
La función SUMAPRODUCTO multiplica la nota del examen
00:00:54
por su peso, para después
00:00:59
añadir estos números resultantes.
00:01:02
Después, dividimos el resultado de SUMAPRODUCTO por la suma de los pesos.
00:01:11
Así obtenemos el promedio ponderado, que equivale a 80.
00:01:18
SUMAPRODUCTO es básicamente la suma de la nota del examen 1 por su peso,
00:01:26
más la del parcial por su peso, etc.
00:01:34
Para obtener el promedio ponderado, se divide por el total de los pesos.
00:01:47
Si solo hubiéramos calculado la media de las notas de los exámenes,
00:01:55
la nota final sería 75,5.
00:01:58
La diferencia es significativa.
00:02:01
Ahora ya tiene una idea bastante clara de cómo se calculan promedios en Excel.

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résultat(s)
00:00:01
Gewoonlijk krijgen alle getallen bij het berekenen van een gemiddelde
00:00:04
evenveel betekenis.
00:00:07
De getallen worden bij elkaar opgeteld en vervolgens gedeeld door het aantal getallen,
00:00:12
zoals in dit voorbeeld, dat een ongewogen gemiddelde van 5 teruggeeft.
00:00:19
Met een gewogen gemiddelde krijgen een of meer getallen
00:00:22
een grotere significantie of groter gewicht.
00:00:27
In dit voorbeeld hebben de tussentoetsen en eindexamens
00:00:31
een hoger gewicht dan test 1 en 2.
00:00:35
We gebruiken de functies SOMPRODUCT en SOM om het gewogen gemiddelde te bepalen.
00:00:47
Met de functie SOMPRODUCT wordt elke testscore
00:00:54
vermenigvuldigd met het gewicht
00:00:59
en vervolgens worden deze resulterende getallen opgeteld.
00:01:02
Vervolgens delen we de uitkomst van het som product door de som van de gewichten.
00:01:11
En dit levert het gewogen gemiddelde van 80 op.
00:01:18
SOMPRODUCT is in essentie de som van de test 1 maal het gewicht,
00:01:26
plus de tussentoetsen maal het gewicht enzovoort.
00:01:34
Om het gewogen gemiddelde te krijgen, deelt u het door het totaal van de gewichten.
00:01:47
Als we slechts de testscores hadden gemiddeld,
00:01:55
zou de waarde 75,5 zijn,
00:01:58
een significant verschil.
00:02:01
Nu hebt u een redelijk goed idee over hoe u gemiddelde getallen kunt gebruiken in Excel.

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résultat(s)
00:00:01
Di solito, quando si calcolare una media, .
00:00:04
tutti i numeri hanno la stessa importanza.
00:00:07
I numeri vengono sommati e quindi diviso per il numero di numeri,.
00:00:12
come in questo esempio, che restituisce una media non ponderata di 5..
00:00:19
Con una media ponderata, uno o più numeri è dato .
00:00:22
un maggiore significato o peso.
00:00:27
In questo esempio, il esami di medio termine e finali .
00:00:31
hanno un peso maggiore rispetto ai test 1 e 2.
00:00:35
Useremo i prodotti SUMPRODUCT e SUM per determinare la media ponderata..
00:00:47
La funzione MAME. moltiplica ogni punteggio del test.
00:00:54
dal suo peso
00:00:59
e poi aggiunge questi numeri risultanti.
00:01:02
Dividiamo quindi il risultato somma del prodotto per la somma dei pesi..
00:01:11
E questo restituisce il media ponderata di 80..
00:01:18
SUMPRODUCT è essenzialmente la somma della prova 1 volte il suo peso, .
00:01:26
più l'ora di medio termine il suo peso e così via.
00:01:34
Per ottenere la media ponderata, è dividere per il totale dei pesi..
00:01:47
Se avessimo appena media dei punteggi dei test,.
00:01:55
il valore sarebbe 75,5,
00:01:58
una differenza significativa.
00:02:01
Ora hai una buona idea su come calcolare la media dei numeri in Excel..

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résultat(s)
00:00:01
通常，當您 計算平均值，.
00:00:04
所有數位都給予同等的重要性。
00:00:07
數位相加，然後 除以數位，.
00:00:12
正如在這個例子中， 返回未加權平均值 5。.
00:00:19
加權平均值， 給出一個或多個數位.
00:00:22
更有意義或重量。
00:00:27
在此示例中， 期中和期末考試.
00:00:31
重量大於測試 1 和 2。
00:00:35
我們將使用 SUMPRODUCT 和 SUM 函數來確定加權平均值。.
00:00:47
SUMPRODUCT 功能 乘以每個測試分數.
00:00:54
其重量
00:00:59
然後添加這些生成的數位。
00:01:02
然後，我們分配結果 和乘權重之和。.
00:01:11
這返回 加權平均為 80。.
00:01:18
SUMPRODUCT 本質上是 測試量之和的1倍，.
00:01:26
加上中期時間的重量等。
00:01:34
要獲得加權平均值，您需要 除以權重的總和。.
00:01:47
如果我們只是 平均考試分數，.
00:01:55
值為 75.5，
00:01:58
一個顯著的區別。
00:02:01
現在你有個好主意 有關如何在 Excel 中平均數位。.

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résultat(s)
00:00:01
通常は、 平均を計算する.
00:00:04
すべての数値に等しい意味が与えられます。
00:00:07
番号が一緒に追加され、次に 数字で割った.
00:00:12
この例のように、 加重なしの平均を 5 を返します。.
00:00:19
加重平均で 1 つ以上の数値が与えられる.
00:00:22
より大きな意義または重量。
00:00:27
この例では、 中間試験と期末試験.
00:00:31
テスト1と2よりも大きな重量を持っています。
00:00:35
SUMPRODUCT と SUM を使用します。 加重平均を決定する関数。.
00:00:47
SUMPRODUCT 関数 各テストスコアを乗算する.
00:00:54
その重量によって
00:00:59
次に、これらの結果の数値を追加します。
00:01:02
その後、結果を分割します。 重みの合計による合計積の。.
00:01:11
そして、これは返します 加重平均は80です。.
00:01:18
SUMPRODUCT は本質的に テストの合計は、その重量の1倍、.
00:01:26
加えて、中間倍の重みなど。
00:01:34
加重平均を取得するには、 重みの合計で除算します。.
00:01:47
もし私たちがただ テストの点数を平均化し、.
00:01:55
値は 75.5 になります。
00:01:58
大きな違いがあります。
00:02:01
今、あなたはかなり良いアイデアを持っている Excel で数値を平均する方法について説明します。.

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résultat(s)
00:00:01
Thường, khi bạn tính trung bình, .
00:00:04
Tất cả các con số được đưa ra ý nghĩa như nhau.
00:00:07
Các con số được thêm vào với nhau và sau đó chia cho số lượng các số,.
00:00:12
như trong ví dụ này, trả về trung bình không trọng của 5..
00:00:19
Với mức trung bình có trọng, một hoặc nhiều số được cho .
00:00:22
một ý nghĩa hoặc trọng lượng lớn hơn.
00:00:27
Trong ví dụ này, kì thi giữa kỳ và cuối cùng .
00:00:31
có trọng lượng lớn hơn so với thử nghiệm 1 và 2.
00:00:35
Chúng tôi sẽ sử dụng SUMPRODUCT và SUM chức năng để xác định mức trung bình trọng..
00:00:47
Chức năng SUMPRODUCT multiplies mỗi điểm kiểm tra.
00:00:54
bởi trọng lượng của nó
00:00:59
và sau đó thêm các số kết quả.
00:01:02
Sau đó chúng tôi chia kết quả Tổng sản phẩm theo tổng của trọng lượng..
00:01:11
Và điều này trả về Trung bình trọng số của 80..
00:01:18
SUMPRODUCT về cơ bản là Tổng kiểm tra 1 lần trọng lượng của nó, .
00:01:26
cộng với giữa thời kỳ trọng lượng của nó và như vậy.
00:01:34
Để có được mức trung bình có trọng, bạn chia cho tổng số trọng lượng..
00:01:47
Nếu chúng tôi đã có chỉ điểm kiểm tra trung bình,.
00:01:55
giá trị sẽ là 75,5,
00:01:58
một sự khác biệt đáng kể.
00:02:01
Bây giờ bạn đã có một ý tưởng khá tốt về cách số trung bình trong Excel..

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résultat(s)
00:00:01
Biasanya, ketika Anda menghitung .
00:00:04
Semua bilangan diberikan signifikans sama.
00:00:07
Nomor ditambahkan bersama-sama dan kemudian dibagi dengan jumlah angka,.
00:00:12
seperti dalam contoh ini, yang mengembalikan rerata yang tidak berbobot dari 5..
00:00:19
Dengan rerata tertimbang, satu atau lebih angka diberikan .
00:00:22
signifikansi atau berat badan yang lebih besar.
00:00:27
Dalam contoh ini, ujian tengah semester dan akhir .
00:00:31
memiliki bobot yang lebih besar daripada tes 1 dan 2.
00:00:35
Kita akan menggunakan SUMPRODUCT dan SUM fungsi untuk menentukan rerata tertimbang..
00:00:47
Fungsi SUMPRODUCT mengalikan setiap Skor tes.
00:00:54
oleh beratnya
00:00:59
dan kemudian menambahkan angka yang dihasilkan.
00:01:02
Kami kemudian membagi hasil jumlah produk dengan jumlah bobot..
00:01:11
Dan ini mengembalikan Rerata tertimbang dari 80..
00:01:18
SUMPRODUCT pada dasarnya adalah Jumlah tes 1 kali beratnya, .
00:01:26
ditambah kali tengah semester berat dan sebagainya.
00:01:34
Untuk mendapatkan rerata tertimbang, Anda dibagi dengan total bobot..
00:01:47
Jika kita baru saja menguji nilai tes,.
00:01:55
nilainya akan menjadi 75,5,
00:01:58
perbedaan yang signifikan.
00:02:01
Sekarang Anda punya ide yang cukup bagus tentang bagaimana angka rata-rata di Excel..

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résultat(s)
00:00:01
Обычно, когда вы вычислить среднее значение, .
00:00:04
всем числам уделяется равное значение.
00:00:07
Цифры добавляются вместе, а затем делится на количество чисел,.
00:00:12
как в этом примере, который возвращает невзвешенный среднем 5..
00:00:19
При средневзвешенном показателе дается одно или несколько чисел .
00:00:22
большее значение или вес.
00:00:27
В этом примере промежуточные и выпускные экзамены .
00:00:31
имеют больший вес, чем тест 1 и 2.
00:00:35
Мы будем использовать SUMPRODUCT и SUM функции для определения средневзвешенного..
00:00:47
Функция SUMPRODUCT умножает каждый тестовый балл.
00:00:54
по своему весу
00:00:59
а затем добавляет эти результирующее число.
00:01:02
Затем мы делим результат сумма продукта по сумме весов..
00:01:11
И это возвращает средневзвешенный показатель 80..
00:01:18
SUMPRODUCT по существу сумма теста в 1 раз превышает его вес, .
00:01:26
плюс среднесрочный раз его вес и так далее.
00:01:34
Чтобы получить средневзвешенное значение, вы разделить на общую сумму весов..
00:01:47
Если бы мы только что усредные результаты тестов,.
00:01:55
значение будет 75,5,
00:01:58
существенная разница.
00:02:01
Теперь у вас есть очень хорошая идея о том, как средние цифры в Excel..

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résultat(s)
00:00:01
Обикновено, когато изчисляват средна стойност, .
00:00:04
всички числа са с еднаква значимост.
00:00:07
Числата се събират заедно и след това се разделен на броя на числата,.
00:00:12
както в този пример, който 5..
00:00:19
С претеглена средна стойност, един или повече числа .
00:00:22
по-голямо значение или тегло.
00:00:27
В този пример междинни и окончателни изпити .
00:00:31
имат по-голямо тегло от тест 1 и 2.
00:00:35
Ще използваме сбора на функции за определяне на среднопретеглената стойност..
00:00:47
Функцията SUMPRODUCT умножава всеки резултат от теста.
00:00:54
от теглото му
00:00:59
и след това добавя тези получени числа.
00:01:02
След това разделяме резултата сумата на продукта по сумата от тегли-.
00:01:11
И това връща среднопретеглена стойност от 80..
00:01:18
СБОРЪТ на продук е по същество сумата на теста 1 пъти по-големи от теглото му, .
00:01:26
плюс средната теглата и т.н.
00:01:34
За да получите среднопретеглената стойност, можете да теглите..
00:01:47
Ако просто бяхме осреднени резултати от теста,.
00:01:55
стойността ще бъде 75,5,
00:01:58
значителна разлика.
00:02:01
Сега имаш добра идея. как да се осреднят числата в Excel..

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résultat(s)
00:00:01
De obicei, atunci când calculează o medie, .
00:00:04
toate numerele sunt date semnificație egală.
00:00:07
Numerele sunt adăugate împreună și apoi împărțit la numărul de numere,.
00:00:12
ca în acest exemplu, care returnează o medie neponderată de 5..
00:00:19
Cu o medie ponderată, unul sau mai multe numere este dat .
00:00:22
o semnificație sau o greutate mai mare.
00:00:27
În acest exemplu, examenele intermediare și finale .
00:00:31
au o greutate mai mare decât încercările 1 și 2.
00:00:35
Vom folosi SUMPRODUCT și SUM pentru a determina media ponderată..
00:00:47
Funcția SUMPRODUCT înmulțește fiecare scor de testare.
00:00:54
după greutatea sa
00:00:59
și apoi adaugă aceste numere rezultate.
00:01:02
Apoi împărțim rezultatul suma produsului cu suma greutăților..
00:01:11
Și acest lucru returnează medie ponderată de 80..
00:01:18
SUMPRODUCT este, în esență, suma încercării de 1 ori greutatea sa; .
00:01:26
plus timpul mediu greutatea sa și așa mai departe.
00:01:34
Pentru a obține media ponderată, împărți la totalul greutăților..
00:01:47
Dacă am fi avut doar media punctajelor testelor;.
00:01:55
valoarea ar fi de 75,5,
00:01:58
o diferență semnificativă.
00:02:01
Acum ai o idee destul de bună. despre se fac media numerelor în Excel..

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résultat(s)
00:00:01
Зазвичай, коли ви обчислити середнє значення, .
00:00:04
всі цифри мають однакове значення.
00:00:07
Числа додаються разом, а потім поділена на кількість чисел,.
00:00:12
як у цьому прикладі, що повертає незважений середній показник 5..
00:00:19
З середньозважеенім, один або кілька чисел надається .
00:00:22
більшого значення або ваги.
00:00:27
У цьому прикладі середньострокові та остаточні іспити .
00:00:31
мають більшу вагу, ніж тест 1 і 2.
00:00:35
Ми будемо використовувати SUMPRODUCT і SUM для визначення середньозважеені..
00:00:47
Функція SUMPRODUCT мнононоти кожну тестову оцінку.
00:00:54
за вагою
00:00:59
а потім додає ці кінцеві числа.
00:01:02
Потім ми розділимо результат суми продукту на суму ваги..
00:01:11
І це повертає середньозважені 80..
00:01:18
СУМПРОДУКТ по суті сума тесту в 1 раз його вага, .
00:01:26
плюс середньострокові часи його вага і так далі.
00:01:34
Щоб отримати середньозважені, ви розділити на загальну кількість ваг..
00:01:47
Якби ми тільки що в середньому тестові оцінки,.
00:01:55
значення буде 75,5,
00:01:58
суттєвої різниці.
00:02:01
Тепер у вас є дуже гарна ідея про те, як середнє число в Excel..

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résultat(s)
00:00:01
Genellikle, ne zaman ortalamayı hesaplamak, .
00:00:04
tüm sayılar eşit önem eve verilir.
00:00:07
Sayılar bir araya eklenir ve sonra sayı sayısına bölünür,.
00:00:12
bu örnekte olduğu gibi, hangi 5'lik ağırlıksız bir ortalama döndürür..
00:00:19
Ağırlıklı ortalamaile, bir veya daha fazla sayı verilir .
00:00:22
daha büyük bir önem veya ağırlık.
00:00:27
Bu örnekte, ara sınav ve final sınavları .
00:00:31
test 1 ve 2'den daha büyük bir ağırlıktadır.
00:00:35
SUMPRODUCT ve SUM'u kullanacağız ağırlıklı ortalamayı belirlemek için işlevleri..
00:00:47
SUMPRODUCT fonksiyonu her test puanını çarpar.
00:00:54
ağırlığına göre
00:00:59
ve sonra bu elde eden numaraları ekler.
00:01:02
Daha sonra sonucu böleriz. ağırlıkların toplamına göre toplam ürün..
00:01:11
Ve bu döner 80 ağırlıklı ortalama..
00:01:18
SUMPRODUCT aslında testin toplamı 1 katı ağırlığında, .
00:01:26
artı ara sınav kez ağırlığı ve benzeri.
00:01:34
Ağırlıklı ortalamayı elde etmek için, ağırlıkların toplamına bölün..
00:01:47
Eğer biz sadece olsaydı test puanlarının ortalaması,.
00:01:55
değeri 75,5 olacak,
00:01:58
önemli bir fark.
00:02:01
Şimdi çok iyi bir fikrin var. excel'de sayıların ortalamasını nasıl elde edin..

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résultat(s)
00:00:01
Normalmente, quando calcular uma média, .
00:00:04
todos os números têm igual significado.
00:00:07
Os números são adicionados juntos e, em seguida, dividido pelo número de números,.
00:00:12
como neste exemplo, que devolve uma média não ponderada de 5..
00:00:19
Com uma média ponderada, um ou mais números é dado .
00:00:22
um maior significado ou peso.
00:00:27
Neste exemplo, o exames intercalares e finais .
00:00:31
têm um peso maior do que os testes 1 e 2.
00:00:35
Usaremos o SUMPRODUCT e a SUMPRODUCT funções para determinar a média ponderada..
00:00:47
A função SUMPRODUCT multiplica cada pontuação de teste.
00:00:54
pelo seu peso
00:00:59
e, em seguida, adiciona estes números resultantes.
00:01:02
Dividimos então o resultado do produto de soma pela soma dos pesos..
00:01:11
E isto devolve o média ponderada de 80..
00:01:18
SUMPRODUCT é essencialmente a soma do teste 1 vezes o seu peso, .
00:01:26
mais o semestre vezes o seu peso e assim por diante.
00:01:34
Para obter a média ponderada, você dividir pelo total dos pesos..
00:01:47
Se tivéssemos apenas média das notas dos testes,.
00:01:55
o valor seria 75,5,
00:01:58
uma diferença significativa.
00:02:01
Agora tem uma boa ideia. sobre como fazer números médios no Excel..

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résultat(s)
00:00:01
Obiиno, kada. izračunavanje proseka, .
00:00:04
svi brojevi dobijaju jednak značaj.
00:00:07
Brojevi se saberu zajedno i onda podeljeni brojem brojeva,.
00:00:12
kao u ovom primeru, koji daje netegeћni prosek od 5..
00:00:19
Sa teћim prosekom, daje se jedan ili više brojeva .
00:00:22
veći značaj ili težinu.
00:00:27
U ovom primeru, ispiti i završni ispiti .
00:00:31
imaju veću težinu od testa 1 i 2.
00:00:35
Koristićemo SUMPRODUCT i SUM. funkcije za određivanje opterećenog proseka..
00:00:47
Funkcija SUMPRODUCT množi svaki rezultat testa.
00:00:54
po svojoj težini
00:00:59
a zatim dodaje ove rezultujuće brojeve.
00:01:02
Onda delimo ishod zbira proizvoda po zbiru tegova..
00:01:11
I ovo vraжa. prosek težine od 80..
00:01:18
SUMPRODUCT je u suštini zbir testa 1 puta težina, .
00:01:26
plus ispit puta puta njegova težina i tako dalje.
00:01:34
Da bi dobio teћak prosek, ti. podeliti sa ukupnim tegovima..
00:01:47
Da smo samo. prosečne rezultate testa,.
00:01:55
vrednost bi bila 75,5,
00:01:58
značajna razlika.
00:02:01
Sada imaš prilično dobru ideju o prosečnim brojevima u programu Excel..

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résultat(s)
00:00:04
جميع الأرقام تعطى أهمية متساوية.
00:00:07
يتم إضافة الأرقام معا ومن ثم مقسوما على عدد الأرقام،.
00:00:12
كما في هذا المثال، الذي إرجاع متوسط غير مرجح قدره 5..
00:00:19
مع متوسط مرجح، يتم إعطاء رقم واحد أو أكثر .
00:00:22
أهمية أكبر أو وزن أكبر.
00:00:27
في هذا المثال، امتحانات التجديد النصفي والامتحانات النهائية .
00:00:31
وزن أكبر من الاختبار 1 و 2.
00:00:35
سنستخدم سومبرودوكت و SUM دالات لتحديد المتوسط المرجح..
00:00:47
دالة المجموع ضرب كل درجة اختبار.
00:00:54
بثقله
00:00:59
ثم يضيف هذه الأرقام الناتجة.
00:01:02
ثم نقسم النتيجة من مجموع الناتج بمجموع الأوزان..
00:01:11
وهذا يرجع المتوسط المرجح 80..
00:01:18
سومبرودوكت هو أساسا مجموع الاختبار 1 ضعف وزنه، .
00:01:26
زائد منتصف المدة مرات وزنه وهلم جرا.
00:01:34
للحصول على المتوسط المرجح، يمكنك قسمة على مجموع الأوزان..
00:01:47
لو كان لدينا متوسط درجات الاختبار،.
00:01:55
القيمة ستكون 75.5
00:01:58
فرق كبير.
00:02:01
الآن لديك فكرة جيدة جدا حول كيفية متوسط الأرقام في إكسيل..

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résultat(s)
00:00:04
모든 숫자는 동등한 의미를 부여합니다.
00:00:07
숫자가 함께 추가된 다음 숫자 수로 나눈 값,.
00:00:12
이 예제와 마찬가지로 무가중치 평균을 5로 반환합니다..
00:00:19
가중 평균, 하나 이상의 숫자가 주어집니다. .
00:00:22
더 큰 의미 또는 무게.
00:00:27
이 예제에서는 중기 및 최종 시험 .
00:00:31
테스트 1과 2보다 더 큰 무게를 가지고 있습니다.
00:00:35
SUMPRODUCT와 SUM을 사용합니다. 가중 평균을 결정하는 함수입니다..
00:00:47
SUMPRODUCT 기능 각 테스트 점수를 곱합니다..
00:00:54
무게감
00:00:59
그런 다음 이러한 결과 번호를 추가합니다.
00:01:02
그런 다음 결과를 나눕니다. 중량의 합계에 의한 합계 상품의..
00:01:11
그리고 이것은 가중 평균 80..
00:01:18
SUMPRODUCT는 본질적으로 시험의 합계 1 배 무게, .
00:01:26
플러스 중간 시간 그 무게 등등.
00:01:34
가중 평균을 얻으려면 가중치의 합계로 나눕니다..
00:01:47
만일 우리가 방금 있었다면 평균 시험 점수,.
00:01:55
값은 75.5,
00:01:58
중요한 차이.
00:02:01
지금 당신은 꽤 좋은 생각을 가지고 Excel에서 평균 숫자를 하는 방법에 대해 설명합니다..

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résultat(s)
00:00:04
所有数字都被赋予了相等的意义。
00:00:07
这些数字相加，然后 除以数字数，.
00:00:12
如本例所示，其中 返回未加权平均值 5。.
00:00:19
使用加权平均值， 给出一个或多个数字.
00:00:22
更大的意义或重量。
00:00:27
在此示例中， 期中和期末考试.
00:00:31
权重大于测试 1 和 2。
00:00:35
我们将使用 SUMPRODUCT 和 SUM 用于确定加权平均值的函数。.
00:00:47
SUMPRODUCT 函数 乘以每个测试分数.
00:00:54
按其重量
00:00:59
，然后将这些结果数字相加。
00:01:02
然后，我们将结果划分为小分 的和乘积乘积按权重之和。.
00:01:11
这将返回 加权平均值为80。.
00:01:18
SUMPRODUCT本质上是 测试的总和是其重量的1倍，.
00:01:26
加上期中倍增其重量等等。
00:01:34
要获得加权平均值，您需要 除以权重的总和。.
00:01:47
如果我们刚刚 平均考试成绩，.
00:01:55
值将为 75.5，
00:01:58
一个显著的差异。
00:02:01
现在你有一个很好的主意 关于如何在Excel中平均数字。.

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résultat(s)
00:00:04
ตัวเลขทั้งหมดจะได้รับความสําคัญเท่ากัน
00:00:07
ตัวเลขจะถูกรวมเข้าด้วยกันแล้ว หารด้วยจํานวนตัวเลข.
00:00:12
ดังตัวอย่างนี้ ซึ่ง ส่งกลับค่าเฉลี่ยที่มีน้ําหนักไม่เกิน 5.
00:00:19
ด้วยค่าเฉลี่ยถ่วงน้ําหนัก ให้ตัวเลขอย่างน้อยหนึ่งตัว .
00:00:22
ความสําคัญหรือน้ําหนักที่มากขึ้น
00:00:27
ในตัวอย่างนี้ การสอบกลางภาคและการสอบปลายภาค .
00:00:31
มีน้ําหนักมากกว่าการทดสอบ 1 และ 2
00:00:35
เราจะใช้ SUMPRODUCT และ SUM เพื่อกําหนดค่าเฉลี่ยถ่วงน้ําหนัก.
00:00:47
ฟังก์ชัน SUMPRODUCT คูณคะแนนสอบแต่ละคะแนน.
00:00:54
ตามน้ําหนักของมัน
00:00:59
แล้วบวกตัวเลขที่ได้เหล่านี้
00:01:02
จากนั้นเราก็หารผลลัพธ์ ของผลรวมผลคูณโดยผลรวมของน้ําหนัก.
00:01:11
และนี่จะส่งกลับ ค่าเฉลี่ยถ่วงน้ําหนัก 80.
00:01:18
SUMPRODUCT เป็นหลัก ผลรวมของการทดสอบ 1 เท่าของน้ําหนัก .
00:01:26
บวกกับการสอบกลางภาคคูณน้ําหนักและอื่น ๆ
00:01:34
เพื่อให้ได้ค่าเฉลี่ยถ่วงน้ําหนักคุณ หารด้วยผลรวมของน้ําหนัก.
00:01:47
ถ้าเรามี คะแนนสอบเฉลี่ย.
00:01:55
ค่าจะเป็น 75.5
00:01:58
ความแตกต่างที่สําคัญ
00:02:01
ตอนนี้คุณมีความคิดที่ดีงาม เกี่ยวกับวิธีการหาค่าเฉลี่ยตัวเลขใน Excel.

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