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Retail Forward, Inc., is a global management consulting and market research firm specializing in retail intelligence and strategies.
The National Association of Theatre Owners is the largest exhibition trade organization in the world, representing more than 26,000.
Assuming a single exponential smoothing model, calculate forecasts for each of the months in the time series. Use a smoothing constant of 0.15.
The sales manager at Grossmieller Importers in New York City needs to determine a monthly forecast for the number of men’s golf sweaters.
Discuss the difference between a cyclical component and a seasonal component. Which component is more predictable, seasonal or cyclical?
Describe the trend and the strength of the linear trend over the 16 years. Is the trend line statistically significant?
Develop a single exponential smoothing model using a = 0.20. Use as a starting value the average of the first 6 years’ data. Determine the forecasted value.
Using whatever diagnostic tools you are familiar with, determine which of the three forecasting methods utilized to forecast sales for Malcar Autoparts.
The federal funds rate is the interest rate charged by banks when banks borrow “overnight” from each other.
The Census Bureau of the Department of Commerce released the U.S. retail e-commerce sales for the period Fourth Quarter 1999–Fourth Quarter 2008.
Plot the data as a time-series graph. Discuss what the graph implies concerning the relationship between cash balance and the time variable, month.
Produce a scatter plot of the federal funds rate for the period 1955 through 2008. Identify any timeseries components that exist in the data.
Conduct a test of hypothesis to determine if there exists a linear trend in these data. Use a significance level of 0.10 and the p-value approach.
Prepare a single exponential smoothing forecast for the first quarter of year 3 using an alpha value of 0.10. Let the initial forecast value for quarter.
Prepare a single exponential smoothing forecast for semester 7 using an alpha value of 0.35. Assume that the initial forecast for semester 1 is 90.
Use year 1 as a base year and construct a simple index number to show how the median selling price has increased.
What is meant by the trend component of a time series? How is a linear trend different from a nonlinear trend?
How important do you think it is for FIMC and other companies offering roadside assistance services to provide customers with access to services.
Explain the difference between time-series data and cross-sectional data. Are these two types of data sets mutually exclusive?
What are the differences between quantitative and qualitative forecasting techniques? Under what conditions is it appropriate to use a quantitative technique?
He noted that olives ripen in September. Each March he would try to determine if the upcoming olive harvest would be especially bountiful.
The Energy Information Administration (EIA), created by Congress in 1977, is a statistical agency of the U.S. Department of Energy.
Discuss in your own terms the similarities and differences between simple linear regression analysis and multiple regression analysis.
Discuss what is meant by the least squares criterion as it pertains to multiple regression analysis.