Manufacturing specifications call for motor housings

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Manufacturing specifications call for motor housings that weigh between 24 and 26 pounds. The housings are cast using a process that produces castings with a mean of 25 pounds and a standard deviation of 0.4 pounds. The distribution of output is normal. What percentage of housings will not meet the weight specifications? (Hint: use the definition of Z).

Reference no: EM131156996

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