Asked by Andrea
A class has 3 sections. Here is a summary of the scores on the final exam.
Average SD Number of Students
Section 1 68 9 20
Section 2 75 9 25
Section 3 60 9 32
Find the average score of all the students in the class.
Average SD Number of Students
Section 1 68 9 20
Section 2 75 9 25
Section 3 60 9 32
Find the average score of all the students in the class.
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