What is t test in Statistics | How to solve t test numerical | Hypothesis Testing in Psychology

• A t-test is a statistical test that is used to compare the means of two groups.
• It is often used in hypothesis testing to determine whether a process or treatment actually has an effect on the population of interest, or whether two groups are different from one another.
• A t-test can only be used when comparing the means of two.
• If you want to compare more than two groups, or if you want to do multiple pairwise comparisons, use an ANOVA test.

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