What excpected to fail during the warranty period

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Reference no: EM13123160

Quality control studies for speedy jet printers show that the lifetime of the printer follows a normal distribution with an average life time of 3 years and a standard deviation of .78 years. the company will replace any printer that fails within 1 year after purchase. what percent of printers can be excpected to fail during the warranty period.

Reference no: EM13123160

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