The average lifespan of a set of tires is 38,000 miles, with a standard deviation of 1500 miles. What is the probability that the lifespan of a set of tires will be between 32,000 miles and 44,000 miles? A) 0.9375

The average lifespan of a set of tires is 38,000 miles, with a standard deviation of 1500 miles. What is the probability that the lifespan of a set of tires will be between 32,000 miles and 44,000 miles? A) 0.9375

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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Question

The average lifespan of a set of tires is
38,000 miles, with a standard deviation of
1500 miles. What is the probability that the
lifespan of a set of tires will be between
32,000 miles and 44,000 miles?

A) 0.9375

B) 0.8265

C) 0.7500

D) 0.9999

E) 0.2500

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