Copy of Time Series Analysis Problems

Move the "Graph" slider to select a new time series plot. Move the "Seed" slider to select a new problem. Check the boxes to see the answers to each part.
There will be a problem similar to this on Test 1. The data in these problems comes from problems #17 through #19 on pages 92-93 of Michael Sullivan, 'Fundamentals of Statistics', 3rd edition. Updated December 29, 2013.