t-test for the difference in means between two groups
Author: tonagaiExecutions: 196810
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Perform a t-test for the difference between two groups when there is no known comparison group. Enter the sample sizes, means, and standard unbiased variances for each of the two samples, as well as the significance level and whether equal variances can be assumed (if not, the test will be Welch’s t-test).
| Value of t | |
| Degrees of freedom | |
| p-value | |
| The null hypothesis that the means are equal | |
| Confidence Interval[ | ～ ] |
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