This question will ask you to provide a missing option.
A business analyst is investigating the differences in sales figures across 8 sales regions. The analyst is interested in viewing the regression equation parameter estimates for each of the design variables.
Which option completes the program to produce the regression equation parameter estimates?
Answer : C
A non-contributing predictor variable (Pr > |t| = 0.658) is removed from an existing multiple linear regression model.
What will be the result?
Answer : B
Refer to the REG procedure output:
How many observations are used in the analysis? Enter your numeric answer in the space below.
See Below Explanation:
Answer : A
The Model SS in a multiple linear regression model is equal to:
Answer : B
Refer to the exhibit:
SAS output from the RSQUARE selection method, within the REG procedure, is shown. The top two models in each subset are given.
Based on the exhibit, which statement is true?
Answer : B
Refer to the exhibit.
These graphs were created using the GLM procedure with the plots(only)=diagnostics option.
Which plot do you use to identify influential observations?
Answer : A
The SAS data set RESULT contains the following variables:
Region (GrpA or GrpB)
Sales (dollars per year)
Which SAS programs can be used to find the p-value for comparing GrpA sales with GrpB sales? (Choose two.)
Answer : A, B