Question
The average age of vehicles registered in the United States is 96 months. Assume the population is normally distributed with a standard deviation of 15
The average age of vehicles registered in the United States is 96 months. Assume the population is normally distributed with a standard deviation of 15 months. Find the probability that the mean age of a sample of 36 vehicles is between 98 and 100 months?
Be sure to draw and shade in the normal curve as part of your answer.
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Advanced Engineering Mathematics
Authors: ERWIN KREYSZIG
9th Edition
0471488852, 978-0471488859
