The average time spent by a car salesman each weekend is normally distributed with a mean of 12.5 hr and a SD = 3 hr What is the 2-decimal % probability that an individual will work less than 11 hr? Part 2 of 3: What is the 2-decimal % probability that a worker will work more than 9 hours? Part 3 of 3: What is the 2-decimal % probability that the mean of a sample of 33 workers will be below 14?
The average time spent by a car salesman each weekend is normally distributed with a mean of 12.5 hr and a SD = 3 hr What is the 2-decimal % probability that an individual will work less than 11 hr? Part 2 of 3: What is the 2-decimal % probability that a worker will work more than 9 hours? Part 3 of 3: What is the 2-decimal % probability that the mean of a sample of 33 workers will be below 14?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Question
The average time spent by a car salesman each weekend is normally distributed with a mean of 12.5 hr and a SD = 3 hr
What is the 2-decimal % probability that an individual will work less than 11 hr?
Part 2 of 3:
What is the 2-decimal % probability that a worker will work more than 9 hours?
Part 3 of 3:
What is the 2-decimal % probability that the mean of a sample of 33 workers will be below 14?
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