Suppose thw weekly amount spent on repairs at a certain

Suppose thw weekly amount spent on repairs at a certain computer is normally distributed with a mean of $300 and a standard deviation $20

(a) Find the probability that less than $250 is spent on repairs during any given week.

(b) How much should be budgeted weekly for repairs to ensure that the amount spent exceeds the budgeted amount with probability 0.05

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Suppose thw weekly amount spent on repairs at a certain : suppose thw weekly amount spent on repairs at a certain computer is normally distributed with a mean of 300 and a

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