National football league provides various data on professional football for the 2007 seaso
National football league provides various data on professional football for the 2007 season. A. Construct a scatter diagram for Points/Games and Yards/Game in the Excel file. Does there appear to be a linear relationship? B. Develop a regression model for predicting Points/Game as a function of Yards/Game. Explain the statistical significance of the model and draw conclusions about the validity of the regression analysis assumptions. C. Find a 95% confidence interval for the mean number of Points/Game for teams with 300 Yards/Game. D. Find a 95% prediction interval for a team having 300 Yards/Game.