(Use SAS only) Suppose that a chain of stores that sell electronics has conducted a...
90.2K
Verified Solution
Link Copied!
Question
Accounting
(Use SAS only) Suppose that a chain of stores that sell electronics has conducted a study and collected the data summarized in the table below. The data collected are sales volume in July of last year (y, measured in thousands of dollars), the number of households in the stores area (x, measured in thousands), and the location of the store.
Store
1
2
3
4
5
6
7
8
9
10
Number of households
161
99
135
120
164
221
179
204
214
101
Location
Street
Street
Street
Street
Street
Mall
Mall
Mall
Mall
Mall
Sales Volume
157.27
93.28
136.81
123.79
153.51
241.74
201.54
206.71
229.78
135.22
Assume all assumptions are valid for all models you will be testing. Use = 0.05 for all tests.
Consider first order model with interaction between number of households and Location.
A. Draw a scatter plot and use it to graphically determine if there is interaction between number of households and location.
B. Is interaction between number of households and location significant in the model? Does this agree with your findings in A?
C. Based on A, refit the appropriate model and test it. This includes testing all terms/variables individually.
Answer & Explanation
Solved by verified expert
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
