utomobile repair costs continue to rise with the average cost now at $320 per repair. Assume that the cost for an automobile repair is normally distributed with a standard deviation of $50. Answer the following questions about the cost of automobile repairs. (Round off the answers to 4 decimal places) (a). What is the probability that the cost will be more than $400?    (b). What is the probability that the cost will be less than $250?     (c). What is the probability that the cost will be between $250 and

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Automobile repair costs continue to rise with the average cost now at $320 per repair. Assume that the cost for an automobile repair is normally distributed with a standard deviation of $50. Answer the following questions about the cost of automobile repairs.

(Round off the answers to 4 decimal places)

(a). What is the probability that the cost will be more than $400?   

(b). What is the probability that the cost will be less than $250?    

(c). What is the probability that the cost will be between $250 and $400?    

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