Assume that we want to construct a confidence interval. Do one of the following,
ID: 3369593 • Letter: A
Question
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value a/2. (b) find the critical value za/2. or (c) state that neither the normal distribution nor the t distribution applies. 40- 30- The confidence level is 99%, ?_4 193 thousand dollars, and the histogram of 63 player salaries (in thousands of dollars) of football players on a team is as shown 10 0 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 Round to two decimal places as needed.) ?B. Round to two decimal places as needed.) O C. Neither the normal distribution nor the t distribution applies.Explanation / Answer
as sample size is greater than 30 also std deviation is given
option B is correct: zalpha/2 =2.58