Question: a. How would you compute appropriate cross-product terms for testing the interaction of WEIGHT and dosage level of toluene for Problem 9? b. State the
b. State the appropriate regression model.
c. State the null hypothesis (of no interaction) in terms of regression coefficients.
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a Using PPMTOLU as the reference groupwe define the crossproduct terms as XZ 1 WGT if PPMTOLU 10... View full answer
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