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    Normal probability

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    6. The average weight of an airline passenger's suitcase is 45 pounds. The standard deviation is 3 pounds. If 15% of the suitcases are overweight, find the maximum weight allowed by the airline. Assume the variable is normally distributed.

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    Solution Summary

    The solution provides step by step method for the calculation of normal probability based on Z score . Formula for the calculation and Interpretations of the results are also included.