My open math question. Central limit theorem. Problem 3. Round to 4 decimal places. Use a ti-84 plus and offer directions alternatively if you want. Thanks!

myOpenMath Home | My Classes . | User Settings | Log Out Course Forums Calendar Gradebook Home > Stat 244 002 F21 > Assessment Chapter 7: Central Limit Theorem (Mean) Progress saved Don Score: 0.4/7 1/7 answered Question 3 0/1 pt Suppose that the average number of Facebook friends users have is normally distributed with a mean of 133 and a standard deviation of about 54. Assume ten individuals are randomly chosen. Answer the following questions. Round all answers to 4 decimal places where possible. a. What is the distribution of a? x - N( b. For the group of 10, find the probability that the average number of friends is less than 117. c. Find the first quartile for the average number of Facebook friends. d. For part b), is the assumption that the distribution is normal necessary? O Yes No