A random sample is obtained from a population with variance ?2 = 625 and the sample mean is computed. Test the null hypothesis H0: ? = 100 versus the alternative hypothesis H1: ? > 100 with ? = 0.05. Compute the critical value x-barc and state your decision rule for the following options.,a. Sample size n = 25,b. Sample size n = 16,c. Sample size n = 44,d. Sample size n = 32
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