# Normal Distribution Probability Calculator

## Online Statistics Calculators - Solvers

### » Normal Distribution Probability Calculations

Use this calculator if you want to compute a probabilities associated with the normal distribution. You need to know the population mean μ and the population standard deviation σ. You need to provide information about the event you want to compute the probability. The script will also provide a picture of the shaded area.

Population Mean ($$\mu$$)
Population St. Dev. ($$\sigma$$)
Two-Tailed:
≤ X ≤
Left-Tailed:
X ≤
Right-Tailed:
X ≥