Question

What's the mean of data set 15, 17, 23, 19,

Answer 1

Mean= 18.5

Explanation:

How to Find the Mean

Add up all data values to get the sum

Count the number of values in your data set

Divide the sum by the count

The mean is the same as the average value in a data set.

Mean Formula

The mean x of a data set is the sum of all the data divided by the count n.

Answer 2

Explanation:

15 + 17 + 23 + 19

32 + 42 = 74

74/4 = 18.5 is the mean