Let us work another example from Ramanathan. In fact, this is one of his exercises… for which he provides a fairly detailed list of questions. Perhaps I should emphasize that although I am using his dataset, this does not answer his questions. In other words, I’m about to single out the best regressions, but I’m not going beyond that.
On the other hand, his problem statement does suggest a backward selection, so I’m “doing the homework” to that extent.
Here is a description of the data based on the 4th edition file, which included descriptive information; the 5th edition data contains the variable names but nothing else (that I saw). I am, in fact, using the 5th edition data, despite the 4th edition description.
I showed you earlier where to get his data.
Data on the factors affecting baseball attendance — compiled by Scott Daniel. Read the rest of this entry »