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help me with this stat problem D Question 2 2 pts Consider the following cumulative relative frequency graph of the scores of students in an

help me with this stat problem

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D Question 2 2 pts Consider the following cumulative relative frequency graph of the scores of students in an introductory statistics course: 1.0 0.8 Cumulative relative frequency 8 8 8 0.0 30 40 50 60 70 80 90 100 Score a) A grade of C or C+ is assigned to a student who scores between 55 and 70. What percentage of students obtained a grade of C or C+? show calculations. b) What is the Q3 value for this data set? Explain how you know. 109 tv MacBook Pro

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