Shown here are the data for y and three predictors, x1, x2, and x3.A stepwise regression procedure has been done on these data; the results are also given. Comment on the outcome of the stepwise analysis in light of thedata.
Answer to relevant QuestionsShown below is output from two Excel regression analyses on the same problem. The first output was done on a “full” model. In the second output, the variable with the smallest absolute t value has been removed, and the ...Use the forecast errors given here to compute MAD and MSE. Discuss the information yielded by each type of error measurement.Period .... e1 ...... 2.32 ...... 1.63 ..... -1.44 ..... 1.15 .... .36 .... -.97 ...The U.S. Census Bureau publishes data on factory orders for all manufacturing, durable goods, and nondurable goods industries. Shown here are factory orders in the United States over a 13-year period ($ billion). a. Use ...Use the data from Problem 15.15 to create a regression forecasting model using the first-differences data transformation. How do the results from this model differ from those obtained in Problem15.15?Calculate Laspeyres price indexes for 2011–2013 from the following data. Use 2005 as the baseyear.
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