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Full-time college students report spending a mean of 25 hours per week on academic activities, both inside and outside the classroom. Assume the standard deviation of time spent on academic activities is 6 hours. Complete parts (a) through (d) below. a. If you select a random sample of 16 full-time college students, what is the probability that the mean time spent on academic activities is at least 23 hours per week? 9088 (Round to four decimal places as needed.) b. If you select a random sample of 16 full-time college students, there is an 84% chance that the sample mean is less than how many hours per week? (Round to two decimal places as needed.)

Full-time college students report spending a mean of 25 hours per week on academic activities, both inside and outside the classroom. Assume the standard deviation of time spent on academic activities is 6 hours. Complete parts (a) through (d) below. a. If you select a random sample of 16 full-time college students, what is the probability that the mean time spent on academic activities is at least 23 hours per week? 9088 (Round to four decimal places as needed.) b. If you select a random sample of 16 full-time college students, there is an 84% chance that the sample mean is less than how many hours per week? (Round to two decimal places as needed.)

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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K Full-time college students report spending a mean of 25 hours per week on academic activities, both inside and outside the classroom. Assume the standard deviation of time spent on academic activities is 6 hours. Complete parts (a) through (d) below. a. If you select a random sample of 16 full-time college students, what is the probability that the mean time spent on academic activities is at least 23 hours per week? 9088 (Round to four decimal places as needed.) b. If you select a random sample of 16 full-time college students, there is an 84% chance that the sample mean is less. than how many hours per week? (Round to two decimal places as needed.)
Transcribed Image Text:K Full-time college students report spending a mean of 25 hours per week on academic activities, both inside and outside the classroom. Assume the standard deviation of time spent on academic activities is 6 hours. Complete parts (a) through (d) below. a. If you select a random sample of 16 full-time college students, what is the probability that the mean time spent on academic activities is at least 23 hours per week? 9088 (Round to four decimal places as needed.) b. If you select a random sample of 16 full-time college students, there is an 84% chance that the sample mean is less. than how many hours per week? (Round to two decimal places as needed.)
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