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2006 Apr 28
1
Checking Goodness of Fit With Kolmogorov-Smirnov
...ng the power.law.fit function from the igraph package to fit a power law distribution to some data. This function returns the power law exponent as it's only result. I would like to have some sort of goodness-of-fit and/or error estimate of the exponent returned. This paper: http://www.edpsciences.org/articles/epjb/pdf/2004/18/b04111.pdf suggests using the Kolmogorov-Smirnov test to measure the goodness-of- fit, however after reading the ks.test help page I'm not sure how to proceed. The ks.test help page (and other stats texts) seem to say that for the test to be valid, the parame...