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Sara wonders what percentage of her students answered over 75% of the quiz questions correctly. Grades on 40-Question Quiz 15 15 10 Frequency 5 2

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Sara wonders what percentage of her students answered over 75% of the quiz questions correctly. Grades on 40-Question Quiz 15 15 10 Frequency 5 2 O 1-5 6-10 11-15 16-20 21-25 26-30 31-35 36-40 Grade on Quiz The relative cumulative frequency of students who earned a score of 31 or higher on the quiz is %. 12% 44% 6% 88%

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