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QUESTION
The lifetime of televisions produced by the Hishobi Company are normally distributed with a mean of 75 months and a standard deviation of 8 months.
The lifetime of televisions produced by the Hishobi Company are normally distributed with a mean of 75 months and a standard deviation of 8 months. If the manufacturer wants to have to replace only 1% of its televisions, what should its warranty be?
