Excel File Tropical Storms Is Located In Canvas Files Rguroo And Data Sets William Gray Heads The Tropical Meteorology 1 (28.33 KiB) Viewed 114 times
Excel File Tropical Storms Is Located In Canvas Files Rguroo And Data Sets William Gray Heads The Tropical Meteorology 2 (56.06 KiB) Viewed 114 times
Excel file "Tropical Storms" is located in Canvas/Files/Rguroo and Data Sets William Gray heads the Tropical Meteorology Project at Colorado State University (well away from the hurricane belt). His forecasts before each year's hurricane season attract lots of attention. The data on the number of named Atlantic tropical storms predicted by Dr. Gray and the actual number of storms for the years 1984 to 2013 are given. Use Rguroo and Simple Linear Regression to answer the following parts. 2. Show the scatterplot and Least Squares Line using forecast as the explanatory variable and observed as the response variable. Interpret the scatterplot. Do you see evidence that Dr. Gray's predictions are accurate? Explain. 3. Interpret the slope in context to the data as average rate of change. 4. State the value of the coefficient of determination and interpret this in context to the data.
Observed 26 24 22- 20- 18 16 14 12 10 8 6 8 Scatterplot of Observed vs.Forecast 14 16 10 12 Forecast 18
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