.Based on the information given for each of the following studies, decide whether to reject the null hypothesis. For each, give the Z-score cutoff (or cutoffs) on the comparison distribution at which the null hypothesis should be rejected, the Z score on the comparison distribution for the sample score, and your conclusion. Assume that all populations are normally distributed.
Study Population Sample Scorep Tails of Test
A 5 1 7 .051 (high predicted)
B 5 1 7 .052
C 5 1 7 .011 (high predicted)
D 5 1 7 .012
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