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Articles Tagged Tropicana Field 

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February 14, 2001 12:00 am

What's That Park Like?

0

Rich Rifkin

One of the principal tenets of performance analysis is the idea that a player's statistics are affected by his home ballpark. That's why most serious performance metrics account for the environment in which a player plays using a park factor. This park factor is generally arrived at by comparing the number of runs scored in all games in team's home park and comparing that to the number of runs scored in that team's road games.

I have found that there is good reason to doubt the value of these park factors in a single season. I believe the relative ease or difficulty in hitting in a specific park has a large random aspect, and hence much less weight should be put on park factor for any single season.

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