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2010 Feb 25
Zero inflation model - pscl package and I don't know exactly how to do that. Here is the output: Estimate Std. Error z value Pr(>|z|) (Intercept) 1.97418 0.06570 30.048 <2e-16 *** SurveyCurrent:Person.Hours 0.04192 0.07597 0.552 0.581 SurveyHistoric:Person.Hours 0.40221 0.01540 26.110 <2e-16 *** As for the "Zero-inflation model coefficients( binomial with logit link). I read that this is a measure of 1) suitability or 2) if the predictor of excess zeros was significant. Which one of these (or is it something else) is correc...