If the homogeneity of variance assumption is not met, it is invalid to use the t test for independent groups.

Name: If the homogeneity of variance assumption is not met, it is invalid to use the t test for independent groups.
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When the homogeneity of variance assumption is not met, alternative approaches such as Welch's t-test can be used, which does not assume equal variances between groups, making the t-test still applicable under certain conditions.

If the Homogeneity of Variance Assumption Is Not Met, It