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## Economics

 Basic Economics Macroeconomics Microeconomics Business Economics Econometrics International Economics Managerial Economics Game Theory Public Economics

Q. Assume you tested several Firestone tires and recorded their failure times (as defined by an engineer).After doing a Chi-Square test ,you decided that failures are normally distributed ,with mean failure of 50,000 miles and a standard deviation of 10,000 miles .Conclude following:

a) reliability of tires at 40,000 miles

b) given that a tire has been driven (on a test machine) 20,000 miles, Conclude its reliability at 60,000 miles.

• Reference No.:- M9292874

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