Projection Accuracy: Early March Pitcher Rate Stats
I completed the counting stat analysis on early March pitcher counting stats after finishing the hitter projection comparisons (part 1, 2, 3, 4, and 5). it is time for the pitchers to take center stage. For the first article, I’ll measure the accuracy of counting stats from early March. The results were mixed this time with the aggregators having a decent showing.
First, here are the projections analyzed.
- Steamer (FanGraphs)
- ZIPS
- DepthCharts (FanGraphs)
- THE BAT
- Davenport
- ATC (FanGraphs)
- Pod (Mike Podhorzer)
- Masterball (Todd Zola)
- PECOTA (Baseball Prospectus)
- RotoWire
- Razzball (Steamer)
- Paywall #1
- Average of the above projections
To create a list of players to compare for accuracy, I took the TGFBI ADP (players in demand at that time) and selected all the pitchers in the top-450 drafted players (30-man roster, 15 teams in the Main Event) in ten or more leagues. Then I removed all the pitchers who never threw an inning. Read the rest of this entry »