Z-Score Calculator
Raw Score (x)
Population Mean (μ)
Standard Deviation (σ)
Given
Value
Left Bound (z1)
Right Bound (z2)
| Z-score | ||
|---|---|---|
| Probability of x<5 | ||
| Probability of x>5 | ||
| Probability of 3<x<5 |
| Z-score | ||
|---|---|---|
| P(x<Z) | ||
| P(x>Z) | ||
| P(0<x<Z) | ||
| P(-Z<x<Z) | ||
| P(x<-Z or x>Z) |
| P(-1<x<0) | ||
|---|---|---|
| P(x<-1 or x>0) | ||
| P(x<-1) | ||
| P(x>0) |
Z-Score Calculator enables you to calculate the z-score for a given normal distribution, facilitating conversions between z-scores and probabilities, as well as determining the probability of values occurring between two specified z-scores.
Related Tools
SAT® Score Calculator
Estimate your Digital SAT score accurately with free SAT Score Calculator. Easily convert your raw scores to scaled scores (400-1600) for Reading, Writing & Language, and Math. Perfect for practice tests and score prediction.