5. You decide to test the claim that the mean age of CPTC students is less than 30 at the .05 significance level. From your sample of 89 students, the mean age was 27.4, with a standard deviation of 9.2 years. a State the alternative hypothesis (5 points) b The Test Statistic is: ____________ Round to 3 decimal places (5 points) c The p-value is: ______________ Round to 4 decimal places (5 points) d Our conclusion is: (5 points) Reject our hypothesis Reject the null hypothesis Fail to reject the null hypothesis Fail to reject our hypothesis