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Exam Code: A00-240
Exam Name: SAS Certified Statistical Business Analyst Using SAS 9: Regression and Modeling Credential
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A00-240 Notes Total Q&A: 65 Questions and Answers
Last Update: 12-27,2016

A00-240 100% correct answers Detail: A00-240 Notes

 A00-240 passing   

NO.1 A company has branch offices in eight regions. Customers within each region are classified as either "High Value" or "Medium Value" and are coded using the variable name VALUE. In the last year, the total amount of purchases per customer is used as the response variable. Suppose there is a significant interaction between REGION and VALUE. What can you conclude?
A. More high value customers are found in some regions than others.
B. Regions with higher average purchases have more high value customers.
C. Regions with higher average purchases have more medium value customers.
D. The difference between average purchases for medium and high value customers depends on
the region.
Answer: D

A00-240 Material   A00-240 passing   

NO.2 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;
A. var
B. test
C. hovtest
D. adjust
Answer: C

NO.3 In partitioning data for model assessment, which sampling methods are acceptable? (Choose two.)
A. Stratified random sampling without replacement
B. Sequential random sampling with replacement
C. Simple random sampling without replacement
D. Simple random sampling with replacement
Answer: A,C

A00-240 file   

NO.4 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?
A. Normality, because the interquartile ranges are different in different ad campaigns.
B. Constant variance, because Prob > F < .0001.
C. Constant variance, because the interquartile ranges are different in different ad campaigns.
D. Normality, because Prob > F < .0001.
Answer: C

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