PRDV420: Applying the t-test | Saylor University

Fortunately, the t-test calculations can be modified for the cases when the assumption of equal variances across groups is violated. In other words, Welch's version of the t-test accounts for unequal variances. This video demonstrates the test application in R and the relevant options for implementing it.

Source: S.Baskauf,

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Last modified: Friday, 16 December 2022, 11:33 AM

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