STATISTICS 200-The tread life of a particular brand of tire

STATISTICS 200-The tread life of a particular brand of tire

Question # 00398087 Posted By: rey_writer Updated on: 10/01/2016 12:57 AM Due on: 10/01/2016
Subject Statistics Topic General Statistics Tutorials:
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The tread life of a particular brand of tire is a random variable described by a normal distribution with a mean of 65,000 miles and a standard deviation of 2500 miles. What is the probability a particular tire of this brand will last longer than 57,400 miles? What percentage of tires will last between 50,000 miles and 70,000 miles?

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    Tutorial # 00393206 Posted By: rey_writer Posted on: 10/01/2016 12:57 AM
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