For each of the following fitted trends, make a prediction for period t = 17:   (a) yt = 2,286e0.076t (Do not round the intermediate calculations. Round your final answer to 1 decimal place.)   yˆy^ = _________   (b) yt = 1,149 + 12.78t (Do not round the intermediate calculations. Round your final answer to 1 decimal place.)   yˆy^ = ___________   (c) yt = 501 + 18.2t – 7.1t2 (A negative value should be indicated by a minus sign. Do not round the intermediate calculations. Round your final answer to 1 decimal place.)   yˆy^ =  ___________

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