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Monday, May 12, 2014

MLB Replay Review Stats: Week 6 Sabermetrics

Instant Replay Review Statistics and Sabermetrics are now available for MLB Week 6. As the numbers and trends begin to form, Close Call Sports and the Umpire Ejection Fantasy League continues with the strategic statistics reporting, the first measure of umpire-centric sabermetrics in professional baseball. Visit Instant Replay Review Statistics 101: Week 1 Sabermetrics for an introduction to Replay Review definitions and terms, including Review Affirmation Percentage (RAP), also known as QOC (Quality of Correctness), Replay Percentage of Success (RPS), alternatively, 1.000 - RAP = RPS, and Manager's Challenge Success Percentage (CSP).

With Week 6 of the MLB Regular Season in the books, the UEFL recaps professional baseball's "this time it counts" living experiment with Instant Replay Reviews. Our sample size is n=264.

Key bullet points:
"Team Most Used" (Made use of Replay Review most often): Chicago Cubs, Oakland A's - 17.
"Team Least Used" (Least use of Replay): Baltimore Orioles - 3.
"Manager's Challenge Leaders" (Most challenges filed): Rick Renteria - 16
"Most successful Manager" (Manager with highest CSP): Fredi Gonzalez - 1.000 in 4/4.
"Least successful Manager" (Manager with lowest CSP): Robin Ventura - .167 in 1/6.
"Umpire most questioned" (Most Replay Reviews): Davidson, G Gibson, Morales, Wolcott - 7.
"Crew most questioned" (Crew Chief whose crew has most Reviews): Larry Vanover - 19.
"Most accurate umpire" (Umpire with greatest RAP): Bellino, Carapazza - 1.000 in 5/5.
"Umpire of greatest overturn" (Umpire with lowest RAP): Tim Welke - .000 in 0/3.
"Overall affirmation or QOC percentage" (Overall RAP): .530 (140/264 Affirmed Replay Reviews).
Team Status Pre-Review (Winning or Losing prior to review [Win-Loss-Tied]): 81-113-69.
Team Status Post-Review (Game Record [W-L]): 123-140. (Delta: 42-27; WPCT: .609).

Actual data:
Games Played: 559 of 2430.
Replay Reviews & Decisions Rendered: 264 (on pace for 1,147 [-23 from last wk] Replay Reviews)
- Crew Chief Reviews (Replay Reviews initiated by the Umpire Chief): 42 (16%), .813 RAP.
- Manager's Challenges (Replay Reviews initiated by the Club Manager): 222 (84%), .511 RAP.

- By Inning: 9 (41), 8 (39), 7 (29), 6 (29), 5 (28), 3 (25), 2 (22), 1 (20), 4 (20), Extras (11).
- By Type: Safe/Out (200), HR/Not HR (21), Rule 7.13 (14), HBP/Foul (12), Fair/Foul (6).
- By Day of Week: Sun (49), Mon (42), Wed (42), Fri (38), Sat (37), Thurs (29), Tues (27).

Teams Most Used - Quantity of Replay Reviews (both Crew Chief & Manager's Challenge)
1. Oakland Athletics: 17 (8 Crew Chief Reviews [.750 RAP], 9 Challenges [.667 RAP]).
1. Chicago Cubs: 17 (1 Crew Chief Review [1.000 RAP], 16 Challenges [.500 RAP]).
3. Tampa Bay Rays: 15 (15 Challenges [.667 RAP]).
4. New York Yankees: 13 (2 Crew Chief Reviews [1.000 RAP], 11 Challenges [.273 RAP]).
4. Toronto Blue Jays: 13 (2 Crew Chief Reviews [1.000 RAP], 11 Challenges [.727 RAP]).

Most Successful Managers - Managers with Highest CSP
1. Fredi Gonzalez (Atlanta Braves): 1.000 CSP (4/4 Challenges Overturned).
2. Mike Redmond (Miami Marlins): .857 CSP (6/7 Challenges Overturned).
3. Bud Black (San Diego Padres): .800 CSP (4/5 Challenges Overturned).
4. Joe Girardi (New York Yankees): .727 CSP (8/11 Challenges Overturned).
5. Bruce Bochy (San Francisco Giants): .714 CSP (5/7 Challenge Overturned).

Least Successful Managers - Managers with Lowest CSP
1. Robin Ventura (Chicago White Sox): .167 (1/6 Challenges Overturned).
2. John Farrell (Boston Red Sox): .200 (1/5 Challenges Overturned).
3. John Gibbons (Toronto Blue Jays): .273 (3/11 Challenges Overturned).
4. Joe Maddon (Tampa Bay Rays): .333 (5/15 Challenges Overturned).
5. Bob Melvin (Oakland Athletics): .333 (6/9 Challenges Overturned).

Most Accurate Umpires - Umpire with greatest RAP
1. Dan Bellino, Vic Carapazza: 1.000 RAP (5/5 Replays Affirmed).
3. Clint Fagan: 1.000 RAP (4/4 Replays Affirmed).
4. Chris Guccione: 1.000 RAP (3/3 Replays Affirmed).
5. Jordan Baker, Mike Estabrook, Will Little, Chris Segal, Jim Wolf: 1.000 RAP (2/2 Affirmed).

Umpire of Greatest Overturn % - Umpire with lowest RAP
1. Tim Welke: .000 RAP (0/3 Replays Affirmed).
2. Pat Hoberg, Mike Muchlinski, Dale Scott, John Tumpane: .000 RAP (0/2 Replays Affirmed).

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