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A t -test is any statistical hypothesis test in which the test statistic follows a Student's t distribution if the null hypothesis is supported. It can be used to determine if two sets of data are significantly different from each other, and is most commonly applied when the test statistic would ... - read more

4 Hypothesis testing using an Independent Samples t-Test: Example: Do males and females differ in their test scores for exam 2? The mean test score for - read more

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