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Mathematics, 16.10.2021 18:50 diylover020253

A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 127 cm and a standard deviation of 2.3 cm. For shipment, 27 steel rods are bundled together. Find the probability that the average length of a randomly selected bundle of steel rods is more than 127.5 cm.

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A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of...
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