search for: gamma1_function

Displaying 1 result from an estimated 1 matches for "gamma1_function".

2002 Apr 22
3
glm() function not finding the maximum
...2.87, 213.78, 65.23, 102.45, 58.16, 176.58, 76.58, 434.12, 362.35, 102.53, 103.6, 25.23, 97.19, 88.52, 118.55, 151.9, 2.7, 156.41, 21.79, 272.27, 23.16, 32.07, 6325.23, 92.37, 8340.04, 51.08, 55.59, 94.08, 69.98, 554.13, 104.88, 170.15, 945.1, 143.52) #Fits data to a gamma distribution using glm() gamma1_function(data){ n_length(data) m_summary(glm(data~1, family=Gamma(link=identity))) shape_1/as.numeric(m$disp) scale_as.numeric(m$coeff[1]*m$disp) dev.res_-2*log(dgamma(data,shape=shape,scale=scale)) loglik_sum(dev.res) #actually -2 * log like list(loglik=loglik,par=c(shape,scale)) } #Fits data to a gamm...