1. Use the output below to assess whether any of the squared terms and/or interaction terms belong in the model. Source Regression QUET AGE DF Seq SS Adj ss 7 5102.97 5102.97 30.37 11.38 Adj MS 728.996 13.2245 30.367 0.5509 1 3537.95 1 11.379 SMK 1 0.03 0.028 28.75 28.753 AGE *AGE 1 50.95 50.946 QUET QUEST 1 AGE*SMK 1 12.77 1 2.44 24 1323.00 1323.00 QUET * SMK Error 582.65 769.23 139.33 55.89 15.49 2.44 F 0.2064 0.0005 0.5216 0.9242 12.766 0.2316 2.444 0.0443 55.125 P 0.000001 0.465162 0.653676 0.982248 0.477136 0.345964 0.634705 0.835007

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