Question: The data (stored in CoffeeExports ) represent the coffee exports (in thousands of 60 kg bags) by Costa Rica from 2004 to 2016: a. Plot

The data (stored in CoffeeExports ) represent the coffee exports (in thousands of 60 kg bags) by Costa Rica from 2004 to 2016:

a. Plot the data.

b. Fit a three-year moving average to the data and plot the results.

c. Using a smoothing coefficient of W = 0.50, exponentially smooth the series and plot the results.

d. What is your exponentially smoothed forecast for 2017?

e. Repeat (c) and (d), using a smoothing coefficient of W = 0.25.

f. Compare the results of (d) and (e).

g. What conclusions can you reach about the exports of coffee in Costa Rica?

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a b c d Y 2017 E 2016 120658 ec ed Y 2017 E 2016 108799 f Using a coefficient of W 005 ... View full answer

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