Paired t-test in excel

This example teaches you how to perform a t-Test in Excel. The t-Test is used to test the null hypothesis that the means of two populations are equal.

Below you can find the study hours of 6 female students and 5 male students.

H₀: μ₁ - μ₂ = 0
H₁: μ₁ - μ₂ ≠ 0

To perform a t-Test, execute the following steps.

1.

First, perform an F-Test to determine if the variances of the two populations are equal.

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This is not the case.

2. On the Data tab, in the Analysis group, click Data Analysis.

Note: can't find the Data Analysis button? Click here to load the Analysis ToolPak add-in.

3. Select t-Test: Two-Sample Assuming Unequal Variances and click OK.

4.

Click in the Variable 1 Range box and select the range A2:A7.

5.

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Click in the Variable 2 Range box and select the range B2:B6.

6. Click in the Hypothesized Mean Difference box and type 0 (H₀: μ₁ - μ₂ = 0).

7. Click in the Output Range box and select cell E1.

8.

Click OK.

Result:

Conclusion: We do a two-tail test (inequality). lf t Stat < -t Critical

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