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...owing message after fitting the poisson regression using the glm function. Are the results (coefficient estimates, their stderr, deviance, predicted values...) reliable? Can I still go on and interpret them? How much caution should I exercise for these results with this message? ########## > mmm6 <-glm(freq~x+y+x.2+y.2+x.3+y.3+x.4+y.4+x.5+y.5+x.6+y.6+xy ,family=poisson(link = "log"),data=ddd2) Warning message: In glm.fit(x = X, y = Y, weights = weights, start = start, etastart = etastart, : fitted rates numerically 0 occurred ########## Thank you so much, Insu Paek ***...

...nly = No create mask = 0760 directory mask = 02770 inherit permissions = Yes inherit acls = Yes map acl inherit = Yes [TravelOffice] path = /usr/local/TravelOffice valid users = mhg\jxmm, mhg\ary2, mhg\bvg1, mhg\cam3, mhg\kmi1, mhg\llh3, mhg\mmm6, mhg\nls2 force group = UsrTravelOffice read only = No create mask = 0760 directory mask = 02770 inherit permissions = Yes inherit acls = Yes map acl inherit = Yes [TEST] path = /usr/local/test username = mhg\jxmm read...