Suppose that the average number of Faoebook friends users have is normallyr distributed with a mean of 138 and a standard deviation of about 56. Assume forty-six individuals are randomly chosen. Answer the following questions. Round all answers to 4 decimal places where possible. :II I} b. _For the group of 46, find the probability that the average number of friends is more than 150. c. Find the third quartile for the average number of Facebook friends. I a. What is the distribution of i? 3? ~ N{| d. For part b}, is the assumption that the distribution is normal necessary? 0 Hot) lies