# Question: a Choose one beverage category and plot the data b

(a) Choose one beverage category and plot the data.

(b) Describe the trend (if any) and discuss possible causes.

(c) Would a fitted trend be helpful? Explain.

(d) Fit several trend models. Which is best, and why? If none is satisfactory, explain.

(e) Make forecasts for 2010 and 2015, using a trend model of your choice or a judgment forecast. Discuss. Note: Time increments are 5 years, so use t = 7 and t = 8 for your forecasts.

(b) Describe the trend (if any) and discuss possible causes.

(c) Would a fitted trend be helpful? Explain.

(d) Fit several trend models. Which is best, and why? If none is satisfactory, explain.

(e) Make forecasts for 2010 and 2015, using a trend model of your choice or a judgment forecast. Discuss. Note: Time increments are 5 years, so use t = 7 and t = 8 for your forecasts.

## Relevant Questions

(a) Plot either receipts and outlays or federal debt and GDP (plot both time series on the same graph). (b) Describe the trend (if any) and discuss possible causes. (c) Fit a trend of your choice to each. (d) Interpret ...(a) Plot the data on lightning deaths. (b) Describe the trend (if any) and discuss possible causes. (c) Fit an exponential trend to the data. Interpret the fitted equation. (d) Make a fore- cast for 2015, using a trend ...(a) Plot the data on air travel delays. (b) Can you see seasonal patterns? Explain. (c) Use MegaStat or MINITAB to calculate estimated seasonal indexes and trend. (d) Which months have the most delays? The fewest? Is this ...(a) Make an Excel line graph of the exchange rate data. Describe the pattern. (b) Click on the data and choose Add Trendline > Moving Average. Describe the effect of increasing m (e.g., m = 2, 4, 6, etc.). Include a copy of ...At a local supermarket receiving dock, the number of truck arrivals per day is recorded for 100 days. (a) Estimate the mean from the sample. (b) Calculate the expected frequencies assuming a Poisson distribution. Show your ...Post your question