Baseball Metrics and Strategy

Flashcards covering key baseball metrics and strategic concepts from the lecture notes.

Earned Run Average (ERA)

A metric that measures a pitcher's effectiveness by calculating the average number of earned runs allowed per nine innings pitched.

Runs Allowed (RA)

A statistic that includes both earned and unearned runs allowed by a pitcher, providing a more comprehensive measure of performance.

Defense-Independent Pitching Statistics (DIPS)

A set of metrics that isolate a pitcher's performance from the effects of fielding.

Batting Average on Balls in Play (BABIP)

A statistic that measures a batter's success on balls that are hit into play, influenced by luck and defense.

Pythagorean Win Expectancy

A formula used to predict the expected winning percentage of a team based on runs scored and allowed.

Win Probability Added (WPA)

A metric that quantifies a player's contribution to their team's likelihood of winning based on the impact of their performance.

On-Base Percentage (OBP)

A statistic that measures how frequently a batter reaches base, calculated through hits, walks, and hit by pitches.

Fielding Independent Pitching (FIP)

A metric that estimates a pitcher's effectiveness based solely on outcomes they can control: strikeouts, walks, and home runs.

Situational Hitting

A strategy emphasizing the importance of making plays that advance runners and score runs in critical game situations.

Payroll Allocation to Pitching

The percentage of a team's budget allocated to pay pitchers, which can impact team performance and win percentage.