Question: A manufacturer of wood stoves collected data on y

A manufacturer of wood stoves collected data on y = particulate matter concentration and x1 = flue temperature for three different air intake settings (low, medium, and high).
a. Write a model equation that includes indicator variables to incorporate intake setting, and interpret each of the b coefficients.
b. What additional predictors would be needed to incorporate interaction between temperature and intake setting?

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  • CreatedSeptember 19, 2015
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