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Student’s t-test Definition, Formula, & Example Britannica

WebDec 17, 2024 · Paired Samples t-test: Example. Step 1: Calculate the summary data for the differences. s: sample standard deviation of the differences = 1.317. n: sample size (i.e. number of pairs) = 20. Step 2: … WebTo 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. 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. dr chatelet masson

T-Test: What It Is With Multiple Formulas and When To Use Them

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