A predictor variable in a logistic regression equation was a birthweight category variable (very low ...

walterjr

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A predictor variable in a logistic regression equation was a birthweight category variable (very low ...

A predictor variable in a logistic regression equation was a birthweight category variable (very low birthweight 1, low birthweight 2, and normal birthweight 3).

With standard (default) contrast coding, how many new variables would be created and what would the codes for normal birthweight be on those variables? a. Three new variables, with codes of 0, 0, and 1, respectively, for normal birthweight
b. Three new variables, with codes of 0, 0, and 0, respectively, for normal birthweight
c. Two new variables, with codes of 0 and 0, respectively, for normal birthweight
d. Two new variables, with codes of 0, and -1, respectively, for normal birthweight

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