a) a randomly selected vehicle was driven more than 15,000 miles; b) of five randomly selected vehicles, two were driven less than 13,500 miles and three at least 13,500 miles. c) a randomly selected vehicle was driven at most 11,500 miles or more than 13,000 miles.
a) a randomly selected vehicle was driven more than 15,000 miles; b) of five randomly selected vehicles, two were driven less than 13,500 miles and three at least 13,500 miles. c) a randomly selected vehicle was driven at most 11,500 miles or more than 13,000 miles.
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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Transcribed Image Text:Problem 2
The mean number of miles driven per vehicle annually in the United States is 12,494 miles.
Assume the annual mileage is normally distributed with a standard deviation of 1290 miles. Find
the probability that:
a) a randomly selected vehicle was driven more than 15,000 miles;
b) of five randomly selected vehicles, two were driven less than 13,500 miles and three at least
13,500 miles.
c) a randomly selected vehicle was driven at most 11,500 miles or more than 13,000 miles.
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