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Question 7 6.25/7 pts 498 Details The average amount of money spent for lunch per person in the college cafeteria is $6.
Posted: Tue Jul 05, 2022 9:55 am
by answerhappygod
- Question 7 6 25 7 Pts 498 Details The Average Amount Of Money Spent For Lunch Per Person In The College Cafeteria Is 6 1 (28.45 KiB) Viewed 23 times
Question 7 6.25/7 pts 498 Details The average amount of money spent for lunch per person in the college cafeteria is $6.53 and the standard deviation is $2.7. Suppose that 50 randomly selected lunch patrons are observed. Assume the distribution of money spent is normal, and round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N( b. What is the distribution of 2? - N( c. For a single randomly selected lunch patron, find the probability that this patron's lunch cost is between $5.9973 and $6.3082. d. For the group of 50 patrons, find the probability that the average lunch cost is between $5.9973 and $6.3082. e. For part d), is the assumption that the distribution is normal necessary? No Yes