If you know M = 5, and the sum of scores is 20, what is n?
A)4
B).25
C)100
D)need more information

Name: If you know M = 5, and the sum of scores is 20, what is n? A)4 B).25 C)100 D)need more information
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Question

Quizplus · Accepted Answer

We can use the formula for finding the mean (M) which is M = sum of scores (S) / number of scores (n). Rearranging this formula we get n = S / M. Substituting the given values we get n = 20 / 5 = 4. Therefore, the answer is choice letter A.

If You Know M = 5, and the Sum of Scores