(Solution) - The U S Department of Commerce publishes data on industrial mac -(2025 Original AI-Free Solution)

Paper Details

The U.S. Department of Commerce publishes data on industrial machinery and equipment. Shown here are the shipments (in $ billions) of industrial machinery and equipment from the first quarter of year 1 through the fourth quarter of year 6. Use these data to determine the seasonal indexes for the data through timeseries decomposition methods.