A concise method for computing areas under the normal curve using only functions typically found on desk and hand calculators (TANH, ex, or yx) is given. One version of this method will give three-decimal-place accuracy, and a second, simpler version gives accuracy to two places.
Get full access to this article
View all access options for this article.
References
1.
Abramowitz, M. and Stegun, I. A.Handbook of mathematical functions. ( National Bureau of Standards, Applied Mathematics Series No. 55). Washington, D. C.: U. S. Government Printing Office, 1964.
2.
Dixon, W. J. (Ed.). Biomedical computer programs . Berkeley: University of California Press, 1975.
3.
Hastings, C.Approximations for digital computers . Princeton, New Jersey: Princeton University Press, 1955.
4.
International Business Machines Corporation.System/360 scientific subroutine package (PL/1)—Program description and operations manual. (Manual No. 360A-CM-07X, revision GH20-0586-0. New York: IBM, 1969.
5.
Pearson. E. S. and Hartley, H. O. (Eds.). Biometrika tables for statisticians (2 vols.). Cambridge, England: Cambridge University Press, 1962.
