MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The graph illustrates the distribution of test
scores taken by College Algebra students. The
maximum possible score on the test was 140,
while the mean score was 80 and the standard
deviation was 13.
+
+
+
41
54
67
80
93
106
119
Distribution of Test Scores
What is the approximate percentage of
students who scored between 54 and 106 on
the test?
What is the approximate percentage students
who scored between 67 and 93 on the test?
%
What is the approximate percentage of
students who scored between 80 and 93 on the
test?
%
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Transcribed Image Text:The graph illustrates the distribution of test scores taken by College Algebra students. The maximum possible score on the test was 140, while the mean score was 80 and the standard deviation was 13. + + + 41 54 67 80 93 106 119 Distribution of Test Scores What is the approximate percentage of students who scored between 54 and 106 on the test? What is the approximate percentage students who scored between 67 and 93 on the test? % What is the approximate percentage of students who scored between 80 and 93 on the test? %
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