iron rods are produced in 6 groups. they each are required to tolerate a total length between 166 and 174mm. the mean length of iron in  the group is between 39.62 mm and 41.25 mm. Determine the probability that a randomly selected gruop of iron rods has a mean length that is inside the range 39.62 mm to 41.25 mm. the mean length is denoted X bar.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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iron rods are produced in 6 groups. they each are required to tolerate a total length between 166 and 174mm. the mean length of iron in  the group is between 39.62 mm and 41.25 mm. Determine the probability that a randomly selected gruop of iron rods has a mean length that is inside the range 39.62 mm to 41.25 mm. the mean length is denoted X bar.

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