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    Introduction to Business Statistics
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    Exam 18: Models for Time Series and Forecasting
  5. Question
    The Results of a Quadratic Model Fit to Time Series\(\hat{y}\)
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The Results of a Quadratic Model Fit to Time Series y^\hat{y}y^​

Question 47

Question 47

Multiple Choice

The results of a quadratic model fit to time series data were y^\hat{y}y^​ = 7.5 - 0.25t + 3.5t2, where t = 1 for 1995. The forecasted value for 2002 is:


A) -2.0.
B) 10.75.
C) 28.
D) 229.5.

Correct Answer:

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