Multiple Choice
A quadratic trend equation yt = 900 + 30t - 2.5t2 was fitted to a company's sales. This result implies that the sales trend:
A) hit a maximum in period t = 30.
B) hit a maximum in period t = 6.
C) hit a minimum in period t = 5.
D) hit a minimum in period t = 6.
Correct Answer:
Verified
Correct Answer:
Verified
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