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This How.com.vn teaches you how to perform a T-Test in Microsoft Excel to compare the averages of two sets of data.
Steps
Open your workbook in Microsoft Excel. Double-click the file on your computer to open it now.- To create a new workbook, open Microsoft Excel (in the Start menu in Windows, or the Applications folder in macOS), then click Blank workbook.
Click an empty cell. This is where you’ll enter the formula data.
Click the Formulas tab. It’s at the top of Excel, toward the center.
Click More Functions. It’s the red book icon near the center of the ribbon bar. A menu will expand.
Click Statistical. A list of relevant functions will appear.
Scroll down and click T.TEST. A function arguments window will appear where you can enter data.
Enter the first set of data. Here’s how:- Click the down-arrow next to the “Array1” box to minimize the window.
- Click-and-drag your mouse cursor over the first range of data.
- Press ↵ Enter or ⏎ Return. The range now appears in the minimized window.
- Click the arrow next to the “Array1” box to expand the window again.
Enter the second set of data.- Click the down-arrow next to the “Array2” box to minimize the window.
- Click-and-drag your mouse cursor over the first range of data.
- Press ↵ Enter or ⏎ Return. The range now appears in the minimized window.
- Click the arrow next to the “Array2” box to expand the window again.
Enter the Tails value. This specifies the number of distribution tails. Type 1 if it’s a one-tailed distribution, type 2 if it’s two-tailed.
Enter the Type. This is the type of T-Test to perform. Enter 1, 2, or 3 here as necessary.[1]- 1: Paired
- 2: Two-sampled equal variance
- 3: Two-samped unequal variance
Click OK. This runs the T-Test and displays the results in the selected cell.Advertisement
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