A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 102.7-cm and a standard deviation of 1-cm. For shipment, 27 steel rods are bundled together. Find P31, which is the average length separating the smallest 31% bundles from the largest 69% bundles. P31 = -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.
A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 102.7-cm and a standard deviation of 1-cm. For shipment, 27 steel rods are bundled together. Find P31, which is the average length separating the smallest 31% bundles from the largest 69% bundles. P31 = -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.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 102.7-cm and a standard deviation of 1-cm. For shipment, 27 steel rods are bundled together.
Find P31, which is the average length separating the smallest 31% bundles from the largest 69% bundles.
P31 = -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.
Find P31, which is the average length separating the smallest 31% bundles from the largest 69% bundles.
P31 = -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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