Answered: The number of violent crimes committed…

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 number of violent crimes committed in a day possesses a distribution with a mean of 2.1 crimes per day and a standard deviation of 4 crimes per day. A random sample of 100 days was observed, and the mean number of crimes for the sample was calculated. Describe the sampling distribution of the sample mean.( Note:-By "describe" we mean give its shape, the mean, and the standard deviation)

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approximately normal with mean = 2.1 and standard deviation = 4

shape unknown with mean = 2.1 and standard deviation = 0.4

shape unknown with mean = 2.1 and standard deviation = 4

approximately normal with mean = 2.1 and standard deviation = 0.4

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