Mathematics, 05.04.2021 23:30, coolfreekid3

A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 130-cm and a standard deviation of 1.5-cm. For shipment, 22 steel rods are bundled together. Find the probability that the average length of a randomly selected bundle of steel rods is less than 130.2-cm.

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