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Dear R-help, I am trying to fit a Poisson GLM to counts of dolphin sightings. Counts represent the number of dolphin sightings made per unit effort, that is, per full hour of on-effort watching. I want to add an offset so that the number of hours watched is incorporated into the model. But since the number of observations in a given year, or hour of the day is the desired offset, rather than a

CRAN (and crantastic) updates this week New packages ------------ * EffectStars (1.0) Maintainer: Unknown Author(s): Gunther Schauberger License: GPL-2 http://crantastic.org/packages/EffectStars The package provides functions to visualize regression models with categorical response. The effects of the covariates are plotted with star plots in order to allow for an optical