How to Calculate Sum of Squares in Google Sheets (SUMSQ)

Описание: In this tutorial, you’ll learn how to use the SUMSQ function in Google Sheets to calculate the sum of squares for a range of numbers. Whether you’re working on statistical analysis, data processing, or just curious about spreadsheet functions, this guide will walk you through everything you need to know.

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What is the SUMSQ Function?

The SUMSQ function is a built-in Google Sheets function that squares each number in a range and then adds them all together. It’s perfect for calculations like variance, standard deviation, or any scenario where you need to work with squared values.

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Step-by-Step Instructions

Step 1: Enter Your Data

1. Open Google Sheets and enter your numbers in a column. For this example, we’ll use the numbers 1 through 15 in cells A1 to A15.

A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

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Step 2: Apply the SUMSQ Function

1. Click on an empty cell where you want the result to appear (e.g., B1).
2. Type the formula: =SUMSQ(A1:A15).
3. Press Enter.

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Step 3: Understand the Calculation

The SUMSQ function squares each number in the range A1:A15 and adds them together. Here’s the breakdown:

1. Square each number:
1² = 1
2² = 4
3² = 9
4² = 16
5² = 25
6² = 36
7² = 49
8² = 64
9² = 81
10² = 100
11² = 121
12² = 144
13² = 169
14² = 196
15² = 225

2. Add all the squared numbers together:
1 + 4 + 9 + 16 + 25 + 36 + 49 + 64 + 81 + 100 + 121 + 144 + 169 + 196 + 225 = 1,240

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Step 4: Result

The cell B1 will display the total sum of squares: 1,240.

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Why Use the SUMSQ Function?

Efficiency: It saves time by automating the process of squaring and summing numbers.
Accuracy: Reduces the risk of manual calculation errors.
Versatility: Useful for statistical analysis, financial modeling, and more.

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Practical Applications

Statistics: Calculate variance or standard deviation.
Finance: Analyze squared deviations in budget data.
Science: Process experimental data involving squared values.

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Pro Tip

You can use SUMSQ with multiple ranges or individual cells. For example:
=SUMSQ(A1:A15, B1:B10) calculates the sum of squares for two ranges.
=SUMSQ(2, 3, 4) calculates the sum of squares for specific numbers.

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And that’s it! You’ve mastered the SUMSQ function in Google Sheets. If you found this tutorial helpful, don’t forget to like, comment, and subscribe for more tips and tricks. Happy spreadsheeting! 😊

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