Statistics: Simple & Essential Kathy DeBoer,, Executive Director American Volleyball Coaches Association March 5, 2010
Iowa s Numbers What is the most popular team sport for girls in the state? 14552 = 40% higher than softball AVCA & Iowa
Why Keep Stats? Make you a Better Coach Objective decision-making Practice Planning Parents?? Raise the Profile of your Program/Athletes Media Awards Assist in the Development of Volleyball Promote understanding of the game Mainstream our sport
Statistical Language What Sport and What is it? ERA RBI Yards per Carry Passing Efficiency Assist to Turnover Ratio Points per Game Rebounds per Game Shots on Goal Penalty kicks Playing Shorthanded Slugging Percentage Volleyball What is it? Hitting Percentage Kill Percentage Blocks per Set Aces per Set Assists Digs Points per Rotation Side-out Ratio Opposite O1 M2 Rotations Matchups
Start Simple Four ways to score points Kill Service Ace Terminating Block Opponent Error
Getting Started Player 1 Sue 2 Kate 3 Monique 4 Chris 5 Sam 6 Kylie 7 Kim-L Kills! To the floor or off the block /// // // / / Serving Ace! / Block Solo! Block Assist Points 1/2 / 4.5 / 2.5 / 3 1 1 Opponent Error! (Attack, Attack, Serve, Block, Ball Handle) Out or into the net Attack Err //// Serve Err /// Blocker in the net // Whistle -Ball Handling / Totals 9 1 1 14 11
Expanded Stats Player Sue Kim Jean!! K+E +0 K E TA K only Points = kills + serves aces + block solos + ½ block assists!!!!!!!
Points For and Against Faucette: Points For = 14; Points Against = 10 For Match +4
A Second Look @ Hitting Errors How many errors from blocks? Good Errors v. Bad Errors Training hitters to attack the block Seam Outside Forearm High Hands Advanced Change up for second swing
Box Score Team: Earned Points = 69; Gifts = 51 (38) Opponent s Block v. Hitting ball out of bounds (36 errors; 13 on blocks)
Box Score Statistical checks if keeping both sides 1. Service Aces = Reception Errors 2. Kills + Aces + Block Solos + ½ Block Assists + Selected Opponents Errors [(AE TTB) + SE + BHE] = number of points your team scored in a game (match).
Total Match Florida = 88 Earned Kills = 57 SA = 1 Team Blocks = 11 TOTAL = 69 Gifts Tx AE(20)-TB(11) = 9 SE = 9 BHE = 1 TOTAL = 19 69 earned + 19 Gifts = 88
Errors: 29+9+3+1+3=45 Unforced: 18+9+1+3=31 E: 21+6+4+3=34 UF:9 5+6+3
Minimize Un-Forced Errors Service Errors? How many serves can you miss? Ace Error Ratio Blocking Errors Ball Handling Errors Hitting Errors not the result of the Opponents Block
Hitting Errors Texas: 25 E - 14 PSU Blocks 11 unforced errors/183 swings 6% Penn State: 20 E 12 Tx Bls 8 unforced errors/175 swings 4.6%! 3 Time National Champion
99/154 Common Mistakes Blocking Service Ace BE=Kill for Attacker
Feedback for Blockers Covered Block
Feedback for Blockers Playable Touch
Base Positions When Serving OPP M2 O1 O2 OPP M2 M1 O2 OPP O2 M1 M1 S S O1 KEY S=Setter O=Outside Hitter M=Middle Blocker Opp=Right Side Hitter M2 OPP O1 O2 M1 S S O2 M1 S OPP M2 O1 O1 O2 M1 Rotation 1 Rotation 2 Rotation 3 Five Hitters/One Setter (5-1) S O1 OPP M2 M2 Libero: May be substituted for both M s or both O s
Base Positions When Serving O1 S M2 M1 O2 O1 M2 S OPP M1 M2 O1 OPP O2 S KEY S=Setter O=Outside Hitter M=Middle Blocker Opp=Right Side Hitter S O1 M1 O2 OPP M2 OPP O1 M2 S OPP M1 O2 Five Hitters/One Setter (5-1) 02 O1 M2 OPP O2 Rotation 4 Rotation 5 Rotation 6 S M1 M1 Libero: May be substituted for both M s or both O s
Rotation Analysis from Score sheet Setter serving O1 M2 10/2 =5 Opp O2 3/2=1.5 M1 Play as much of each set as possible in your best rotations Which Rotation should each team start in?
Am I playing someone with a predictable starting rotation? 9 11 1 Who Blocks and Digs Ronda Rocket? Can I get my weaker Hitter away from Betty Block? Am I in my best reception formation when Jenny Jump is serving? Matchup Worksheet
Matchup Worksheet Subs Opponent Game Date
AVCA Help Bi-Weekly Skills and Drills Bulletin
AVCA Resources Article in August/Sept Issue Coaching Volleyball
AVCA Help Free Website to post Schedule and Stats Max Preps/AVCA Player of the Week MaxPreps.com Fast Volleyball Stats for Handheld Computers http://www.ace4vb.com/
American Volleyball Coaches Affiliate States Association Michigan, Ohio, Wisconsin, Minnesota, South Dakota, Massachusetts, Kentucky, Georgia, Illinois National Awards 2009 Team Academic (2) Clinton High School (Coach Mark Massey) Sheldon High School (Coach Michele Hoogers) 2009 Second Team All-American Jessica Gehrke,, Iowa City West High School Kansas City 2010 NCAA Championship & AVCA Convention/Volleyball Marketplace
2009 Team Academic (2) Clinton High School (Coach Mark Massey) Sheldon High School (Coach Michele Hoogers) 2009 Second Team All-American Jessica Gehrke,, Iowa City West High School