Mean Calculator

Your details

Enter any real numbers separated by commas or spaces. Negative numbers and decimals are fine. Non-numeric entries are skipped automatically.
Arithmetic mean is the standard average. Geometric mean is for rates and ratios. Harmonic mean is for speeds and rates. Weighted mean lets different values count more.
Also shows median, mode, range, variance, and standard deviation.
Mean
13
Count (n)5
Sum65
Median12
ModeNone (all values unique)
Range (max - min)19
Minimum4
Maximum23
Population variance50.8
Population std dev7.127412
Mean13
Median12
Min4
Max23

The arithmetic mean of your 5 values is 13.

  • You entered 5 values with a sum of 65.
  • Your mean (13) differs from the median (12), which often signals skewed data or outliers pulling the mean.
  • The standard deviation is 7.1274, meaning values typically fall within about 7.13 of the mean.
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