Mean calculator
Enter values to see results and the formula.
Calculate
Example values are ready
Review the inputs, then select Calculate.Calculation formula
x̄ = Σxᵢ/n；s² = Σ(xᵢ−x̄)²/(n−1)
同时区分总体方差（除以 n）与样本方差（除以 n−1）；四分位数采用线性插值。Enter values to see results and the formula.
Example values are ready
Review the inputs, then select Calculate.x̄ = Σxᵢ/n；s² = Σ(xᵢ−x̄)²/(n−1)
同时区分总体方差（除以 n）与样本方差（除以 n−1）；四分位数采用线性插值。