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Alternative to koehler's Approximation for the Percentiles of the t Distributions

Published online by Cambridge University Press:  27 July 2009

Jonn-Tyan Lin
Jonn-Tyan Lin
Affiliation:
Department of Statistics Feng ChiaUniversity Taichung, Taiwan Republic of China
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Abstract

An alternative to Koehler's approximation for the percentiles of the t distribution is given. The alternative is not only slightly more accurate than Koehler's, but also the former is more convenient than the latter when measured in terms of the number of keystrokes.

Type
Articles
Information
Probability in the Engineering and Informational Sciences , Volume 4 , Issue 4 , October 1990 , pp. 535 - 537
Copyright
Copyright © Cambridge University Press 1990

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References

REFERENCES

Koehler, K.J. (1983). A simple approximation for the percentiles of the t distribution. Technometrics 25: 103–105.Google Scholar