The data file Housing Starts shows private housing units started per thousand of population in the United States over a period of 24 years. Using the data, employ the method of simple exponential smoothing with smoothing constant a = 0.5 to predict housing starts in the next 3 years.
Answer to relevant QuestionsThe data file Earnings per Share shows earnings per share of a corporation over a period of 18 years. a. Using smoothing constants a = 0.8, 0.6, 0.4, and 0.2, find forecasts based on simple exponential smoothing. b. Which of ...The data file Earnings per Share shows earnings per share of a corporation over a period of 28 years. Use a computer to prepare a time plot of this series and comment on the components of the series revealed by this plot. Using the data file Housing Starts, estimate autoregressive models of orders 1 through 4. Use the method of this section to test the hypothesis that the order of the autoregression is p – 1 against the alternative that the ...The data file Quarterly Earnings shows quarterly earnings per share of a corporation over 7 years. a. Draw a time plot of these data. Does this graph suggest the presence of a strong seasonal component? b. Use the seasonal ...The data file Gold Price shows the year-end price of gold (in dollars) over 14 consecutive years. Compute a simple, centered 3-point moving average series for the gold price data. Plot the smoothed series and discuss the ...
Post your question