Asked by colleen

Find warranty period (in days) for a washing machine whos average (mean) life is 6 years and standard deviation of 2.5 years. Assume 365 days in a year.

Answers

Answered by PsyDAG
6 * 365 = 2190 days

2.5 * 365 = 912.5 days

What criterion are they using for the warranty? Mean? Mean + 1 SD? Mean + 2 SD?
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