The lengths of adult males' hands are normally distributed with mean 189 mm and standard deviation is 7 mm. Suppose that 8 individuals are randomly chosen. Round all answers to 4 where possible.For the group of 8, find the probability that the average hand length is less than 190. Find the first quartile for the average adult male hand length for this sample size. For part b), is the assumption that the distribution is normal necessary? YesNo

1. The probability that the average hand length is less than 190 is, Thus ,the probability that the…

Answered: The lengths of adult males' hands are…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The lengths of adult males' hands are normally distributed with mean 189 mm and standard deviation is 7 mm. Suppose that 8 individuals are randomly chosen. Round all answers to 4 where possible.

For the group of 8, find the probability that the average hand length is less than 190.
Find the first quartile for the average adult male hand length for this sample size.
For part b), is the assumption that the distribution is normal necessary? YesNo

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