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D Question 3 16 pts The following is a summary of scores obtained by a class on a recent exam. All of the students in the class took the exam. Higher scores represent better performance than lower scores. Complete the missing columns of the grouped frequency distribution. Class Real Limits Interval MP F Cum. F Rel. % Cum. Rel. F 60-69 21 70-79 24 80-89 1 90-99 4 A. Bob obtained a score of 79.5 on the exam. What percentage of students received an exam score equal to or less than Bob's score? (1 point) B. How many students took this exam? (1 point) C. What percentage of the class received an exam score in the interval 60 - 69? (1 point)

mler var 60-69 21 70-79 24 80-89 1 1 90-99 4 A. Bob obtained a score of 79.5 on the exam. What percentage of students received an exam score equal to or less than Bob's score? (1 point) B. How many students took this exam? (1 point) C. What percentage of the class received an exam score in the interval 60 - 697 (1 point) D. What percentile is associated with a score of 89.5? (1 point) E. What score is associated with the 92nd percentile? (1 point) Upload Choose a File