QUESTION: 41

After performing an ANOVA test, an analyst has determined that a significant effect exists due to income. The analyst wants to compare each Income to all others and wants to control for experiment wise error. Which GLM procedure statement would provide the most appropriate output?

lsmeans Income / pdiff=control adjust=dunnett;
lsmeans Income / pdiff=control adjust=t;
lsmeans Income / pdiff=all adjust=tukey;
lsmeans Income / pdiff=all adjust=t;

Answer(s): A

Reference:

https://rpubs.com/JsoLab/Stat01_L02

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QUESTION: 42

Identify the correct SAS program for fitting a multiple linear regression model with dependent variable (y) and four predictor variables (x1-x4).

Option A
Option B
Option C
Option D

Answer(s): B

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QUESTION: 43

Refer to the REG procedure output:

An analyst has selected this model as a champion because it shows better model fit than a competing model with more predictors. Which statistic justifies this rationale?