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Standard Deviation

Calculate mean, variance, and standard deviation of a dataset.

6 numbers recognized

18
Mean
12.3153
Std Deviation
151.6667
Variance
15.5
Median
4
Min
42
Max

About Standard Deviation

Standard Deviation Calculator computes both population and sample standard deviation along with variance, mean, and sum of squares. Enter a list of numbers to get a complete statistical summary. It's a key tool for data science, quality control, and academic research.

  • Population and sample std deviation
  • Calculates variance and mean
  • Sum of squares breakdown
  • Accepts comma-separated input