Specifications for a part for a DVD player state that the part should weigh between 24.1 and 25.1 ounces. The process that produces the parts has a mean of 24.6 ounces and a standard deviation of .21

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Specifications for a part for a DVD player state that the part should weigh between 24.1 and 25.1 ounces. The process that produces the parts has a mean of 24.6 ounces and a standard deviation of .21 ounce. The distribution of output is normal.