The standard deviation is (Round to one decimal place as needed.)
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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Standard deviation

Transcribed Image Text:You are performing a study about weekly per capita milk consumption. A previous study found weekly per capita milk
consumption to be normally distributed, with a mean of 38.2 fluid ounces and a standard deviation of 7.8 fluid ounces.
You randomly sample 30 people and record the weekly milk consumptions shown below.
31
37
30
42 26 33 34
23
30 43
35
29 22 34
47
38 27 49
35
35
35
40
The standard deviation is.
(Round to one decimal place as needed.)
31
38 39 41
36
44 31
40만
www
OD. Yes, because the histogram is neither symmetric nor bell-shaped.
(b) Find the mean of your sample.
The mean is 35.2.
(Round to one decimal place as needed.)
Find the standard deviation of your sample.
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