HTTP Do Homework - Section 9.2 Homework mathxl.com/Student/PlayerHomework.aspx?homeworkid=609010205&questionid=1&flushed=false&cld=6684282¢erwin=yes Math 54: Elementary Statistics (2) Shane Amar & | 11/04/219:43 Homework: Sec... Question 8, 9.2.41 HW Score: 50.66%, 5.57 of 11 points Part 1 of 5 O Points: 0 of 1 Sav People were polled on how many books they read the previous year. Initial survey results indicate that s = 17.9 books. Complete parts (a) through (d) below. Click the icon to view a partial table of critical values. for (a) How many subjects are needed to estimate the mean number of books read the previous year within four books with 90% confidence? This 90% confidence level requires subjects. (Round up to the nearest subject.) Nan Due Curt Atte This