A writer at Purple Row, SB Nation’s Rockies blog, by the name of “RhodeIslandRoxFan” penned a very thought-provoking column yesterday in which he hypothesizes that either the Sabermetric stat wRC+ is flawed when it comes to accounting for the effect of Coors Field, or that the Rockies’ home park is responsible for a very noticeable competitive disadvantage.
For those not familiar, wRC+, or weighted runs created, is a Sabermetric statistic found at FanGraphs. The plus sign, similar to OPS+, indicates that the stat has been normalized such that 100 is average. wRC+ takes the various contributions a player makes — hitting singles, doubles, triples, and home runs; stealing bases; drawing walks — and converts it into one single statistic telling you how many runs a player contributed to his team’s offense.
RhodeIslandRoxFan illustrates the disparity between the Rockies’ home and road wRC+ dating back to 2002, both when FanGraphs’ data…
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