Z-Score Zone

Levels 48–99 · zScore

A zone where every value is measured by its distance from the mean. Calculate z-scores to standardize the realm.

Study Before You Play

Brush up on these topics to sharpen your skills for this zone.

Data & Statistics

Z-scores measure how many standard deviations a value is from the mean.

Normal Distribution

Z-scores are used to locate values on the standard normal curve.

Mean, Median & Mode

The mean μ and standard deviation σ are the two parameters in the z-score formula.