Download Statistical Models in R

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Transcript
Statistical Models
Identify and Characterize Variables
the first step in modelling
• Which variable is the response variable;
• Which variables are the explanatory variables;
• Are the explanatory variables continuous, categorical, or a
mixture of both;
• What is the nature of the response variable — is it a
continuous measurement, a count, a proportion, a category, or
a time-at-death?