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

A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 252.7-cm and a standard deviation of 2.4-cm. For shipment, 9 steel rods are bundled together.

Find P82, which is the average length separating the smallest 82% bundles from the largest 18% bundles.
P82 = -cm

Enter your answer as a number accurate to 2 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.

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