Need help with the following problems

Homework: Assignment 12 Homework Problems Question 17, Question 1... HW Score: 39%, 19.5 of 50 points Points: 0 of 1 Save Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value to/ 2, (b) find the critical value zo / 2, or (c) state that neither the normal distribution nor 40- the t distribution applies. 30- The confidence level is 99%, o = 4076 thousand dollars, and the histogram of 58 player salaries (in thousands of dollars) of football players on a team is as shown. Frequency 20 10 O 4000 8000 12000 16000 20000 Salary (thousands of dollars) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. ta/2= (Round to two decimal places as needed.) O B. Za/2 = (Round to two decimal places as needed.) O C. Neither the normal distribution nor the t distribution applies.0/09/21 3:43 PM Homework: Assignment 12 Homework Problems Question 21, Question 2... HW Score: 39%, 19.5 of 50 points Part 1 of 3 O Points: 0 of 3 Save Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities in a country. Construct a 95% confidence interval. What does the result tell us about the population of all celebrities? Do the data appear to be from a normally distributed population as required? 261 203 195 173 161 155 150 150 150 150 What is the confidence interval estimate of the population mean p? million