28.Imagine that a study of memory and aging finds that younger participants correctly recall 55 percent ofstudied words, older participants correctly recall 42 percent of studied words, and the size of this effect isCohen'sd= 0.49. This effect size indicates that the memory performance of:

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29.If the percentage of scores falling between the mean and azscore of 0.50 is 19.15, then what is thepercentage of scores falling below azscore of –0.50?

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30.Recent research published by Frumin and colleagues (2011) in the journalScienceaddresses whetherfemales' tears have an effect on males. Imagine that exposure to tears lowered self-rated sexual arousalby 1.27 points, with a margin of error of 0.32 points. The point estimate is:

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31.If an effect is significant but the effect size for the difference between the two means is small (accordingto Cohen's conventions), about how much overlap will there be between the two distributions?A)99 percentB)85 percentC)50 percentD)15 percent

32. The_____level is the probability used to determine the critical values, or cutoffs, in hypothesis testing.

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33.Confidence in a point estimate _____, whereas confidence in an interval estimate _____.

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34.When hypothesis testing, a more common approach is to use a _____ rather than a _____.

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35.The critical value(s) associated with aplevel of 0.05 for a one-tailed hypothesis test using thezstatistic is(are):