A legislative aide wants to show that the average first voting for men is not 21 years old. A random sample of 12 male voters reported an average first voting age of 23.2, with a sample standard deviation of 4.62 years. Assume that the age at which this population of men voted for the first time is normally distributed. A. What are the appropriate null and alternative hypotheses? B. What is the value of the test statistic (round to two decimals)? C. What is the p-value? D. For a significance level of ? = 0.05, are the results statistically significant? E. Which of the following is an appropriate conclusion