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    Normal Distribution

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    An auto repair shop takes an average of 45 minutes to complete a repair job. The owner of the shop has determined the repair time has a standard deviation of 7 minutes. A customer comes into the shop and states that she will return in 35 minutes -- at which time she must have the car ready to drive off. Using the normal probability distribution, what is the probability the car will be repaired in 35 minutes or less?

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    Solution Preview

    An auto repair shop takes an average of 45 minutes to complete a repair job. The owner of the shop has determined the repair time has a standard deviation of 7 minutes. A customer comes into the shop and states that she will ...

    Solution Summary

    Calculates probability using Normal probability distribution.

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