below:
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:Fifty-three men qualified for the men's alpine downhill in the Torino Olympics. All of the
times (in seconds) for these competitors are listed below:
108.80
109.52
109.82
109.88
109.93
110.00
110.04
110.12
110.29
110.33
110.35
110.44
110.45
110.64
110.68
110.70
110.72
110.84
110.88
110.88
110.90
110.91
110.98
111.37
111.48
111.51
111.55
111.70
111.72
111.93
112.17
112.55
112.87
112.90
113.34
114.07
114.65
114.70
115.01
115.03
115.73
116.10
116.58
116.81
117.45
117.54
117.56
117.69
118.77
119.24
119.41
119.79
120.93
a. Assume the Normal model is appropriate here, with a mean of 113.02 seconds and a
standard deviation of 3.24 seconds. What percent of times will be less than 109.78
seconds?
b. What is the actual percent of times less than 109.78 seconds?
c. Why do you think the two percentages don't agree?
d. Create a histogram of these data. What do
you
see?
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