Chi-Square Distribution

Authored by: K. Krishnamoorthy

Handbook of Statistical Distributions with Applications

Print publication date:  October  2015
Online publication date:  January  2016

Print ISBN: 9781498741491
eBook ISBN: 9781498741507
Adobe ISBN:


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Let X 1, …,Xn be independent standard normal random variables. The distribution of X = ∑ i = 1 n X i 2 is called the chi-square distribution with degrees of freedom (df) n, and its probability density function is given by

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