What is the purpose of a paired sample t-test?*To compare means of two independent samplesTo compare means of two dependent samplesTo compare variances of two independent samplesTo compare variances of two dependent samplesNone of the above

The paired t-test is essentially ...Question 2Answera.A two-sample t-test with the null hypothesis that the two means are differentb.A two-sample t-test with the null hypothesis that the two means are equalc.A one-sample t-test with the null hypothesis that the difference scores have a mean equal to the higher scored.A one-sample t-test with the null hypothesis that the difference scores have a mean of 0

Why do you think we use t-tests and not z-tests for paired sample tests?

A t test for testing the difference between two population means from two independent samples is the same as the t test to test the difference of two population means in a matched pairs experiment.Group of answer choicesTrueFalse

Which statistical test is commonly used to compare the means of two independent samples?a.t-testb.Analysis of Variance (ANOVA)c.Chi-square testd.Paired t-testClear my choice

When conducting a one-sample t-test, what is the null hypothesis comparing?*1 pointa. Two independent samplesb. Two paired samplesc. One sample to a known population parameterd. The means of three or more groups