used by people in more than 220 countries!

Below you will find a complete set of details for 2 different references / citations that are related to the computation of one-tailed area under the standard normal distribution values.

Reference for Citing the Online Calculator

- Soper, D.S. (2023). One-Tailed Area Under the Standard Normal Distribution Calculator [Software]. Available from https://www.danielsoper.com/statcalc

Reference from the Scientific Literature

- Abramowitz, M. and Stegun, I.A., eds. (1965). Handbook of Mathematical Functions. New York, NY: Dover.

Related Resources