Question

when calculating the average score from a set of data, which formula is used?
a. sum of values * number of values
b. (number of values) * (sum of values)
c. number of values / sum of values
d. (sum of values) / (number of values)

Explanation:

Step1: Recall the formula for average

The average (or mean) of a set of data is calculated by dividing the sum of all the values in the set by the number of values.

Answer:

D. (Sum of values) / (Number of values)