Psyc 355 chapter 10 quiz.docx - Question 1 2 out of 2...

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Question 1 2 out of 2 points Assuming a 5-point difference between the two sample means, which set of sample characteristics is most likely to produce a significant value for the independent- measures t statistic?
Question 2 2 out of 2 points The data from an independent-measures research study produce a sample mean difference of 4 points and a pooled variance of 18. If there are n = 4 scores in each sample, what is the estimated standard error for the sample mean difference?
Question 3 2 out of 2 points An independent-measures study produces sample means of M 1 = 20 and M 2 = 17. If both samples have n = 18 scores and Cohen’s d = 0.50, what is the value for the pooled variance?
Question 4 2 out of 2 points Two samples, each with n = 5 scores, have a pooled variance of 40 in each sample. What is the estimated standard error for the sample mean difference?

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