Question: Question 15 O Question 15 The average price of a college math textbook is $178 and the standard deviation is $24. Suppose that 43 textbooks

Question 15

O Question 15 The average price of a college math textbook is $178 and the standard deviation is $24. Suppose that 43 textbooks are randomly chosen. Round all answers to 4 decimal places where possible. a. What is the distribution of i? N( b. For the group of 43, find the probability that the average price is between $174 and Sl 78. c. Find the first quartile for the average textbook price for this sample size. S nearest cent) d. For part b), is the assumption that the distribution is normal necessary? O NOO Yes (round to the

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