November 30, 2015

Homework Help: statistics

Posted by Going crazy on Tuesday, January 18, 2011 at 12:50am.

Please help asap! A tire company is considering a tire replacement company. They have agreed to replace any tire that fails with a life in the bottom 10% of the population. For a given population of tires, the life is a normal distribution with a mean of 27 months and a standard deviation of 3.8 months. What will be the maximum life of a tire to qualify for the replacement program?

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