Find the replacement time

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Replacement times for Maytag washer and dryer sets are normally distributed with a mean of 5.2 years and a standard deviation of 1 years.

(a) Find the replacement time (in years) that separates the top 11% from the bottom 89%

B.)If the manufacturer wants to provide a warranty time so that only 3% of the washer and dryer sets will be replaced before the warranty expires, what length of time (in years) would you recommend for the warranty? Round all answers to 3 decimals

Reference no: EM132950628

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