do fish species vary from species which of the following variables is the categorical variable for fish species? aic how to find variance in a fish model in r what variable is the categorical variable for fish what variable is included in the categorical variable fish species which of the following is a formula that is included in an r model? aic formula definition what variable would be used to determine the variation in individual species? what variables can be added to a formula-based model what variables are included in aic which variable to include in fish.species why do we have three continuous variables in acs what is the categorical variable for fish how to get rid of variance in a fish model when a model of fish is based on a continuous variable what should the underlying variable be called? how do you do the correlation between the three variables in afish based model what is the categorical variable in the aic how to get variance on fish species how to calculate variance from fish size when you are calculating a model variance, the continuous variable is ________.