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SDCalc

Weighted Average Calculator: Mean, Spread, and Standard Deviation from Weighted or Repeated Values

Calculate the average and spread of weighted data by entering raw values or frequency-expanded repeated values. Use the results with mean, variance, standard deviation, standard error, count, min, max, and range for quick statistics checks.

12 values
Instant na Math
Sample (n-1) / Population (N)

Gamitin kapag ang iyong data ay kumakatawan sa subset ng mas malaking population. Ginagamit ang Bessel's correction.

Walang Na-detect na Data

Ilagay ang iyong mga numero sa Standard Deviation Calculator panel para makita ang real-time na statistics, variance, at normal distribution charts.