🌓
📊 Standard Deviation Calculator
Enter Numbers
Separate with commas, spaces, or new lines
4, 8, 6, 5, 3, 7, 2, 9
Mean (x̄)
5.5
Count (n)
8
Population SD (σ)
2.2913
Sample SD (s)
2.4495
Population Var (σ²)
5.25
Sample Var (s²)
6
Sum
44
Range
7
Calculation Steps