13. SAT Writing Scores U = 488 O= 114 200

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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Author:HOUGHTON MIFFLIN HARCOURT
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Chapter4: Writing Linear Equations
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What percent of men have a total cholesterol level less than 225 milligrams per deciliter of blood?

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
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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