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Baseball · Official Rules of Baseball

Law 19: Statistics

2 parts · 2 tests · 20 facts · updated 28 October 2026 · markdown

What the scoring director's reports count, innings pitched in thirds, games played, the averages and their formulas, who qualifies to lead, and how streaks are kept.

19.191Reports and Games Played

At-bats, innings pitched, runners left on base, the time of the game and who gets a game played.

Test 1What the reports count and games playedTake a test

  1. Rule 19 leaves out of the at-bats any time the batter is awarded first base for interference or obstruction.

    Source: WBSC ORB 2025-2026, Rule 19.2.1.2 · applied

  2. Each out is a third of an inning: six full innings plus one out is 6 1/3, written 6.1.

    Source: WBSC ORB 2025-2026, Rule 19.2.3.2 · applied

  3. He gets four full innings, and the report notes how many batters he faced in the fifth.

    Source: WBSC ORB 2025-2026, Rule 19.2.3.2 · applied

  4. A batter is not charged with grounding into a double play when he is out for a preceding runner's interference.

    Source: WBSC ORB 2025-2026, Rule 19.2.1.16 · applied

  5. The left-on-base total includes a batter-runner whose hit led to another runner being put out for the third out.

    Source: WBSC ORB 2025-2026, Rule 19.2.5.4 · applied

  6. Weather and lighting delays are taken off the time of the game; time spent on an injured player or umpire is not.

    Source: WBSC ORB 2025-2026, Rule 19.2.4.9 · applied

  7. Everyone named in the batting order gets a game played in batting; defence is credited only for actually playing a position.

    Source: WBSC ORB 2025-2026, Rule 19.3 · recall

  8. The report names the umpire-in-chief first, then the umpires at first, second and third base, then any outfield umpires.

    Source: WBSC ORB 2025-2026, Rule 19.2.4.7 · recall

  9. A substitute who enters before a pitch or play is made gets a game played in batting, but nothing in defence.

    Source: WBSC ORB 2025-2026, Rule 19.3.2 · recall

  10. Every runner who stays on base without scoring or being put out counts towards the team's runners left on base.

    Source: WBSC ORB 2025-2026, Rule 19.2.5.4 · applied

19.192Averages, Leaders and Streaks

Slugging, on-base, earned run and fielding averages, the minimums to qualify and streak records.

Test 1Averages, leaders and streaksTake a test

  1. Slugging average is the total bases reached on safe hits divided by the times at bat.

    Source: WBSC ORB 2025-2026, Rule 19.6.2 · recall

  2. Times a batter reaches first on interference or obstruction are not used in on-base percentage.

    Source: WBSC ORB 2025-2026, Rule 19.6.3 · applied

  3. Earned run average uses the competition's own coefficient, which is 7 for the U-15, U-18, U-23 and women's World Cups.

    Source: WBSC ORB 2025-2026, Rule 19.6.5 · applied

  4. Fielding average is putouts plus assists divided by putouts, assists and errors together.

    Source: WBSC ORB 2025-2026, Rule 19.6.6 · recall

  5. Games played times the event's coefficient, 2.7 at the Premier12, rounded to the nearest whole number: 22.

    Source: WBSC ORB 2025-2026, Rule 19.7.1 · applied

  6. A walk, a hit by pitch, interference or a sacrifice bunt do not end a hitting streak, but a sacrifice fly does.

    Source: WBSC ORB 2025-2026, Rule 19.8.1 · applied

  7. The streak needs half an inning in the field or a completed at-bat; a pinch-running appearance alone does not extend it.

    Source: WBSC ORB 2025-2026, Rule 19.8.3 · applied

  8. On-base percentage is (H + BB + HP) divided by (AB + BB + HP + SF).

    Source: WBSC ORB 2025-2026, Rule 19.6.3 · recall

  9. Earned run average is earned runs times the event's coefficient, divided by innings pitched including thirds.

    Source: WBSC ORB 2025-2026, Rule 19.6.5 · recall

  10. A consecutive-games streak continues when a player is ejected before he can meet the requirements.

    Source: WBSC ORB 2025-2026, Rule 19.8.3 · applied

Sources

WBSC Official Rules of Baseball 2025-2026, Rule 19 (paraphrased in original wording; original questions authored from the Rules, not reproduced)

  • WBSC ORB 2025-2026, Rule 19.2.3.22
  • WBSC ORB 2025-2026, Rule 19.2.5.42
  • WBSC ORB 2025-2026, Rule 19.6.32
  • WBSC ORB 2025-2026, Rule 19.6.52
  • WBSC ORB 2025-2026, Rule 19.8.32
  • WBSC ORB 2025-2026, Rule 19.2.1.21
  • WBSC ORB 2025-2026, Rule 19.2.1.161
  • WBSC ORB 2025-2026, Rule 19.2.4.91
  • WBSC ORB 2025-2026, Rule 19.31
  • WBSC ORB 2025-2026, Rule 19.2.4.71
  • WBSC ORB 2025-2026, Rule 19.3.21
  • WBSC ORB 2025-2026, Rule 19.6.21
  • WBSC ORB 2025-2026, Rule 19.6.61
  • WBSC ORB 2025-2026, Rule 19.7.11
  • WBSC ORB 2025-2026, Rule 19.8.11