What is the requested percentage?

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter4: Polynomial And Rational Functions
Section4.6: Rational Functions
Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.
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QUESTION 3
4.70c: What is the requested percentage?
Hint: L-08 page5 (Ex. 4.70d)
I. 68.6%
II. 22.9%
III. 31.4%
IV. 77.1%
Transcribed Image Text:QUESTION 3 4.70c: What is the requested percentage? Hint: L-08 page5 (Ex. 4.70d) I. 68.6% II. 22.9% III. 31.4% IV. 77.1%
Edu.
4.70 The College Boards, which are administered each year to many thousands of high school
students, are scored so as to yield a mean of 513 and a standard deviation of 130. These scores are
close to being normally distributed. What percentage of the scores can be expected to satisfy each
of the following conditions?
ce
a. Greater than 600
Refeber
b. Greater than 700
c. Less than 450
d. Between 450 and 600
Transcribed Image Text:Edu. 4.70 The College Boards, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 513 and a standard deviation of 130. These scores are close to being normally distributed. What percentage of the scores can be expected to satisfy each of the following conditions? ce a. Greater than 600 Refeber b. Greater than 700 c. Less than 450 d. Between 450 and 600
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