Q42. Refer to the exhibit.

These graphs were created using the GLM procedure with the plots(only)=diagnosticsoption.
Which plot do you use to identify influential observations?

Q43. Refer to the exhibit:

Which SAS program produced the graph?

Q44. Which SAS program will detect collinearity in a multiple regression application?

Q45. Refer to the exhibit.

Based on the control plot, which conclusion is justified regarding the means of the response?

Q46. Refer to the exhibit:

The box plot was used to analyze daily sales data following three different ad campaigns.
The business analyst concludes that one of the assumptions of ANOVA was violated.
Which assumption has been violated and why?

Q47. An analyst compares the mean salaries of men and women working at a company.
The SAS data set SALARY contains variables:
* Gender (M or F)
* Pay (dollars per year)
Which SAS programs can be used to find the p-value for comparing men’s salaries with women’s salaries?
(Choose two.)

Q48. This question will ask you to provide a missing option.
Complete the following syntax to test the homogeneity of variance assumption in the GLM procedure:
means Region / <insert option here> =levene ;

Q49. Which of the following describes a concordant pair of observations in the LOGISTIC procedure?

Q50. There are missing values in the input variables for a regression application.
Which SAS procedure provides a viable solution?

Q51. In partitioning data for model assessment, which sampling methods are acceptable? (Choose two.)

Q52. Which SAS program will correctly use backward elimination selection criterion within the REG procedure?

Q53. Refer to the exhibit:

Based upon the comparative ROC plot for two competing models, which is the champion model and why?

Q54. Refer to the lift chart:

What does the reference line at lift = 1 corresponds to?

Q55. 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.)

Q56. Customers were surveyed to assess their intent to purchase a product. An analyst divided the customers into groups defined by the company’s pre-assigned market segments and tested for difference in the customers’ average intent to purchase. The following is the output from the GLM procedure:

What percentage of customers’ intent to purchase is explained by market segment?
Click the calculator button to display a calculator if needed.