# Question 9 5 out of 5 points in an independent

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Question 95 out of 5 pointsIn an independent-samples t test, how is the null hypothesis symbolized?Selected Answer:H0: 1 = 2μμAnswers:H1: 1 ≠ 2μμH0: 1 ≠ 2μμH1: 1 = 2μμH0: 1 = 2μμ
Question 105 out of 5 pointss2pooled is the symbol for:
Question 115 out of 5 pointsA study found statistically significant results for a hypothesis tested with anindependent-samples t test. The author of the study reported her effect size for thetest as 0.82. According to Cohen's convention, this effect size is considered:Question 12
5 out of 5 pointsWhen calculating effect size for an independent-samples t test, _____ the sample size.
multiply byQuestion 135 out of 5 pointsWhich of these illustrates the APA format for reporting statistically significantresults for an independent-samples t test?Selected Answer:t(19) = 2.33, p < 0.05Answers:t(N – 1) = 2.33, p < 0.05t(19) = 2.33, p < 0.05t(19) = 2.33, p > 0.05t(N – 2) = 2.33, p < 0.05Question 14
0 out of 5 pointsWhich of these illustrates a statistically insignificant result for an independent-samples t test?Question 15
5 out of 5 points_____ is a weighted average of the two estimates of _____.Question 16
5 out of 5 pointsSquared standard deviation is equivalent to the:
Question 170 out of 5 points
Dr. Jameson wanted to know if intelligence quotient (IQ) scores differed betweenmale and female participants in his study. He gave 28 participants an IQ test andthen compared IQ scores for gender differences. He hypothesized that there wouldbe a statistically significant gender difference in IQ scores. Contrary to Dr. Jameson'shypothesis, there were no differences in IQ scores between men and women in hisstudy. What is the dependent variable in this study?Selected Answer:genderAnswers:IQ scoressample size of 28genderparticipants
Question 185 out of 5 pointsThe results of an independent-samples t-test were t(18) = –2.11, p < 0.05. Theseresults are:

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