The table shows the scores that Ms. Cohen’s students earned on the Chapter 6 and Chapter 7 tests. Student Scores mc009-1.jpg What is represented by the expression StartFraction 3 Over 16 EndFraction = 18.75 percent ? the percentage of students who earned a score of “proficient” on the Chapter 6 test and a score of “needs improvement” on the Chapter 7 test the percentage of students who earned a score of “proficient” on the Chapter 6 test to the total number of students the percentage of students who earned a score of “needs improvement” on the Chapter 6 test and a score of “proficient” on the Chapter 7 test the percentage of students who earned a score of “needs improvement” on the Chapter 6 test to the total number of students

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