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Mathematics, 12.04.2021 23:10 georgehall3027

Assume that the average life of a color TV is 8.2 years with a standard deviation of 1.3 years before it breaks. Suppose that a company guarantees color TVs and will replace a TV that breaks while under guarantee with a new one. However, the company does not want to replace more than 9% of the TVs under guarantee. For how long should the guarantee be made (rounded to the nearest tenth of a year)

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Assume that the average life of a color TV is 8.2 years with a standard deviation of 1.3 years befor...
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