For the data of Exercise 18.15: a. Fit an exponentially smoothed curve with smoothing constant =
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a. Fit an exponentially smoothed curve with smoothing constant α = 0.6.
b. For these data, describe the appearance of the exponentially smoothed curve when the smoothing constant is α = 0.0; when α = 1.0. Why is it not useful to assign either of these extreme values?
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