A Filipino analyst used regression analysis between $ sales (y) and $ advertising (x) across all the branches of a major international corporation. He obtained the following regression function.
y = 6000 + 7.25x
If the advertising budgets of two branches of the corporation differ by $25,000, then what will be the predicted difference in their sales?
A. $187,250
B. $6000
C. $7.25
D. $181,250
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