The graph illustrates the distribution of test scores taken by College Algebra students. The maximum possible score on the test was 130, while the mean score was 80 and the standard deviation was 12. 44
56
68
80
92
104
116
Distribution of Test Scores
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What is the approximate percentage of students who scored between 80 and 116 on the test?
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What is the approximate percentage of students who scored lower than 44 on the test?
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What is the approximate percentage of students who scored higher than 104 on the test?
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What is the approximate percentage of students who scored between 68 and 80?
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