Score: 1.83/7 3/7 answered Question 2 The average price of a college math textbook is $169 and the standard deviation is $24. Suppose that 12 textbooks are randomly chosen. Round all answers to 4 decimal places where possible. a. What is the distribution of a? x - N( b. For the group of 12, find the probability that the average price is between $160 and $168. c. Find the third quartile for the average textbook price for this sample size. $ (round to the nearest cent) d. For part b), is the assumption that the distribution is normal necessary? Yes No Hint