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Question 13

Question 13 The amount of coffee that people drink per day 'iS normally distobuted: with a mean of 15 ounces and a standard deviation of 5 ounces. 16 randomly selected people ar surveyed Round all answers to 4 decimal places where possible. a. What is the distribution of X? X N( b. What is the distribution of i? N( c. What is the probability that one randomly selected person drinks between 14:5 and 16 ounces of coffee per day? d. For the 16 people, find the probabilit that the average coffee consumption is between 14.5 and -16 ounces of coffee per day. e. For part d), is the assumption that the distribution is normal necessary? O Yes(S NO