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Use TTEST to determine whether two samples are likely to have come from the same two underlying populations that have the same mean.
Go to Formulas, select
More Functions, and choose
Statistical > T.TEST.
For Array1, type or select the cells for the first set of data. Do the same in Array2 to specify the second set.
For Tails, type 1 for a one-tailed distribution, or type 2 for a two-tailed.
For Type, specify the type of t-test to perform. For example, type 1 for paired, 2 for two-sample equal variance, or 3 for two-sample unequal variance.
For more info, see T.TEST function.
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- First, perform an F-Test to determine if the variances of the two populations …
- On the Data tab, in the Analysis group, click Data Analysis.
- Select t-Test: Two-Sample Assuming Unequal Variances and click OK.
- Click in the Variable 1 Range box and select the range A2:A7.
- Click in the Variable 2 Range box and select the range B2:B6.
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