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> Next question Get a similar question You can retry this question below You wish to test the following claim (Ha) at a significance level of a = 0.01. Ho: u = 72.3 Ha: u > 72.3 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 65 with a mean of M = 77.1 and a standard deviation of SD = 12.4. What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = The test statistic is... in the critical region not in the critical region