Mathematics, 21.07.2019 22:20 3mory2006p78jan
Acompany produces steel rods. the lengths of the steel rods are normally distributed with a mean of 108.7-cm and a standard deviation of 0.6-cm. for shipment, 22 steel rods are bundled together. find the probability that the average length of rods in a randomly selected bundle of steel rods is less than 109.1-cm. round to 4 decimal places. answers obtained using exact z-scores or z-scores rounded to 2 decimal places are accepted.
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Acompany produces steel rods. the lengths of the steel rods are normally distributed with a mean of...
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