A class of 15 students took a quiz. The quiz scores where the following: 90, 81...

Question

Question

Answer 1

Answer #1

solution:- option C. 85.6

mean = sum of terms / number of terms
mean = (90+81+88+87+86+80+80+70+99+100+88+78+83+91+83) / 15
= 1284 / 15
= 85.6

Answer 2

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