Skip to main content

Appendix B. \(z\)-score tables

Section B.1 \(z\)-score table: negative \(z\)-scores

The table below gives the area to the left of the given (negative) \(z\)-score under the standard normal distribution.

Section B.2 \(z\)-score table: positive \(z\)-scores

The table below gives the area to the left of the given (positive) \(z\)-score under the standard normal distribution.

Section B.3 Online \(z\)-score calculators

Many online calculators can find areas under the standard normal distribution. For instance, the GeoGebra normal distribution calculator at geogebra.org.