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thousand dollars. (Round to one decimal place as needed.) (a) The sample mean is x =

thousand dollars. (Round to one decimal place as needed.) (a) The sample mean is x =

MATLAB: An Introduction with Applications
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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Sample annual salaries (in thousands of dollars) for employees at a company are listed. 36 49 61 57 27 27 36 49 61 25 57 36 45 0 > (a) Find the sample mean and sample standard deviation. (b) Each employee in the sample is given a $5000 raise. Find the sample mean and sample standard deviation for the revised data set. (c) Each employee in the sample takes a pay cut of $5000 from their original salary. Find the sample mean and the sample standard deviation for the revised data set. (d) What can you conclude from the results of (a), (b), and (c)? (a) The sample mean is x=| thousand dollars. (Round to one decimal place as needed.)
Transcribed Image Text:Sample annual salaries (in thousands of dollars) for employees at a company are listed. 36 49 61 57 27 27 36 49 61 25 57 36 45 0 > (a) Find the sample mean and sample standard deviation. (b) Each employee in the sample is given a $5000 raise. Find the sample mean and sample standard deviation for the revised data set. (c) Each employee in the sample takes a pay cut of $5000 from their original salary. Find the sample mean and the sample standard deviation for the revised data set. (d) What can you conclude from the results of (a), (b), and (c)? (a) The sample mean is x=| thousand dollars. (Round to one decimal place as needed.)
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