Average Calculator (Mean Calculator)

About this Calculator

Online calculator to find the statistical average, or mean, of a set of data. Enter values separated by commas such as 1, 2, 4, 7, 7, 10, 2, 4, 5. A data set of up to 150 values can be evaluated with this calculator. For other statistics parameters see our mean, median and mode calculator or statistics calculator.

You can also copy and paste lines of data points from documents such as Excel spreadsheets or text documents in the following format with or without commas:

42
54
65
47
59
40
53
66
58
47
52

How to find the mean

1. Count the number N of data points in your data set.
2. Sum up the total of your data set; add them all together.
3. Average = Mean = Sum/N.