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Basic Question 0 of 14
The following model was fitted to a sample of supermarkets to explain profit levels:
Y-hatt = profits in thousands of dollars
X1t = food sales in tens of thousands of dollars.
X2t = nonfood sales in tens of thousands of dollar.
Y-hatt = 132.3 + 0.031 X1t + 0.089 X2t + et
where
Y-hatt = profits in thousands of dollars
X1t = food sales in tens of thousands of dollars.
X2t = nonfood sales in tens of thousands of dollar.
For a $30,000 increase in food sales, by how much would the predicted value of the dependent variable change?
User Contributed Comments 2
User | Comment |
---|---|
danlan2 | in sales in tens of thousands, $30000 is converted to 3 in X_{1t} |
cfastudypl | thanks danlan2. 0.031*3 = 0.093. |

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Learning Outcome Statements
evaluate practices, policies, and conduct relative to the CFA Institute Code of Ethics and Standards of Professional Conduct;
explain how the practices, policies, and conduct do or do not violate the CFA Institute Code of Ethics and Standards of Professional Conduct.
CFA® 2025 Level II Curriculum, Volume 6, Module 45.