Thursday, April 16, 2009

Ballpark factor in fantasy baseball

Eric Walker takes a look at the difficulty of analyzing ballpark data and how statistics struggle to help make definite conclusions on the nature of a baseball stadium.

I appreciate Walker's analysis that analysis is inherently flawed. I've always believed that the players playing in the ballpark affect the statistics the park produces more than the stadium itself. Petco Park, for example, cannot escape the fact that the Padres will play in all 81 games she houses in a given year. To compare how Padre players perform at home vs. on the road is not necessarily going to give you good control data to make any conclusions, either. Some players play better on the road than at home in general. Some players play better at night than in day games. Some players randomly produce differently in different places from year to year.

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