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Answered

The mean of a set of 30 scores is 81. What is the sum of the 30 test scores?

a. 2430 C. 3420
b. 3230 d. 4240​

Sagot :

Answer:

A. 2430

Step-by-step explanation:

mean=sum/n therefore (mean)(n)=Sum=81x30=2430

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