MATLAB: An Introduction with Applications
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ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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What percent of men have a total cholesterol level less than 225 milligrams per deciliter of blood?
Transcribed Image Text:13.
SAT Writing Scores
U = 488
O= 114
200 <x < 450
200
450
800
Score
(Source: The College Board)
15.
U.S. Men Ages 35–44:
Total Cholesterol
220 < x< 255
µ = 205
O= 37.8
75
220 255
300
Total cholesterol level (in mg/dL)
(Adapted from National Center
for Health Statistics)
Using Normal Distributions In Ex
the specified normal distribution.
17. SAT Writing Scores Use the norm
(a) What percent of the SAT writin
(b) Out of 1000 randomly selecte
would you expect to be greater
18. SAT Math Scores Use the norma
(a) What percent of the SAT math
(b) Out of 1500 randomly select
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