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Gary Petrilla’s Powerpoint

Gary Petrilla’s Powerpoint. Statistical Evaluations for Baseball. Key Statistics in Baseball. Batting Average On Base Percentage Earned Run Average WHIP. Batting Average. The total amount of hits divided by the total number of at bats.

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Gary Petrilla’s Powerpoint

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  1. Gary Petrilla’s Powerpoint Statistical Evaluations for Baseball

  2. Key Statistics in Baseball • Batting Average • On Base Percentage • Earned Run Average • WHIP

  3. Batting Average • The total amount of hits divided by the total number of at bats. • Walks, hit by pitch or Sacrifices do not count as an at bat. • Typically, a good batting average for the year is over .300 • Magglio Ordonez 2007 • 216 Hits /595 At-Bats= .363 • Richie Sexson 2007 • 89 Hits /434 At-Bats= .205

  4. On-Base Percentage • Total number of hits + the number of walks + Hit by Pitch divided by At Bats + Walks + Hit by Pitch + Sacrifice Flies • Typically a good On-Base percentage is .400 • David Ortiz 2007 • 182 Hits, 111 Walks 3 Sacrifice flies out of 549 At-Bats. • (182+111+HBP)/ 549+111+HBP+3 = .445 • How many times was David Ortiz Hit by a pitch in 2007? • 4 HBP

  5. Earned Run Average • Total number of Earned Runs multiplied by 9 (innings in a game) divided by the total number of innings pitched. • Un-Earned Runs do not count against the pitcher’s ERA. • Typically, a decent ERA is in the 3’s. Really good ERA is in the 2’s, and anything over 4 needs improvement. • Jake Peavy 2007 • 223.1 Innings Pitched, 67 Runs Scored, 63 Earned Runs • 2.54 ERA

  6. WHIP • Total number of Walks and Hits in Innings Pitched • (Walks + Hits) / Innings Pitched • A good whip is below 1.4 • Jake Peavy 2007 • 223.1 Innings Pitched, 169 Hits, 68 Walks • 1.06 WHIP

  7. Baseball Stat Pros • Baseball Stat Keepers • THANK YOU!! 

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