Standard Deviation and Standard Error Calculator: Sample SD, Population SD, and SEM from Raw Data
Calculate standard deviation and standard error from raw data online. Enter your values to get sample SD, population SD, variance, mean, count, min, max, and range in one workflow.
12 values
Instant Math
Use when your data represents a subset of a larger population. Applies Bessel's correction.
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Input your numbers into the Standard Deviation Calculator panel to see real-time statistics, variance, and normal distribution charts.