What will happen to the average of 40, 65, and 70 when the number 50 is included and averaged?
A)It will rise because 50 is greater than the previous average.
B)It will fall because 50 is less than the previous average.
C)There is not enough information to know what will happen to the average.
D)It will remain constant because it is equal to the average.
E)It will either rise or fall depending on the next number to be included.

Question

Quizplus · Accepted Answer

The average of 40, 65, and 70 is 58.33 (rounded to two decimal places). Adding 50, which is less than 58.33, to the set and calculating the new average will lower the overall average.

What Will Happen to the Average of 40, 65, and 70