Normal Distribution Calculator
Results are updated as you type. Use Math.sqrt(n) to enter the square root of n. (Other math functions also available.)
| Measurement | x | |
| Mean | μ | |
| Standard deviation | σ | |
| Variance | σ² | |
| Standard units | z | |
| f | ||
| CDF | φ | |
| Complementary CDF | 1 - φ |