Putting Up Numbers· college football

Georgia Southern’s penalty yards with David Mbadinga and without David Mbadinga

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Against what the season’s ratings expected, Georgia Southern was 0.3 yards over with David Mbadinga and 7.9 yards over without David Mbadinga over its last 25 games, 16 games against 7. The plain averages are 56.3 and 59.7, a difference of 3.4. Both opponents outside the major colleges were with David Mbadinga.

David Mbadinga, running back: 518 rushing yards, 115 carries and 19 receptions in 18 of those 25 games.

penalty yards a game over expected

A −7.7 difference in penalty yards over expected with David Mbadinga vs without David Mbadinga is about what you’d expect.

A −3.4 difference in penalty yards with David Mbadinga vs without David Mbadinga is about what you’d expect.

The games

with David Mbadingawithout David Mbadinga
Georgia Southern’s games, last 25 games, each marked with David Mbadinga or without David Mbadinga
SideDateGameResultpenalty yardsExpected
Nov 16, 2024vsTroyL3247.9
Nov 23, 2024@Coastal CarolinaW5049.3
Nov 30, 2024vsAppalachian StateW6553.6
Dec 19, 2024vsSam Houston (neutral)L6051.4
Aug 30, 2025@Fresno StateL5854.7
Sep 6, 2025@USCL157.3
Sep 13, 2025vsJacksonville StateW5946.7
Sep 20, 2025vsMaineW70—
Sep 27, 2025@James MadisonL2050.2
Oct 9, 2025vsSouthern MissL10450.5
Oct 18, 2025vsGeorgia StateW4348.2
Oct 25, 2025@Arkansas StateL10357.2
Nov 6, 2025@Appalachian StateW4048.8
Nov 15, 2025vsCoastal CarolinaW6548.8
Nov 22, 2025vsOld DominionL3553.6
Nov 29, 2025@MarshallW1546.2
Dec 29, 2025vsAppalachian State (neutral)W4047.8
Sep 5, 2026vsCCharleston SouthernW65—
Sep 12, 2026@ClemsonL7757.9
Sep 19, 2026@Jacksonville StateL5968.0
Sep 26, 2026vsHoustonL6456.7
Oct 3, 2026@Coastal CarolinaW5160.8
Oct 10, 2026vsJames MadisonL7860.3
Oct 15, 2026@Old DominionW12060.2
Oct 31, 2026vsAppalachian StateW5861.2

Method

Read against .

  • Expected is an offense and a defense a team, fit over every game of its season between two teams in the table with the game being read left out, minus 0.8 in 2024, minus 2.1 in 2025, minus 1.3 in 2026 for the home team (the edge the fit finds once strength is in), nothing at a neutral site.
  • Each expected number is then fit to the season’s games: a game bears out about 44% in 2024, 45% in 2025, 27% in 2026 of the difference the model predicts.
  • The shuffle keeps the season’s shape: the games are cut in two where one date leaves the least variance, each game is read against its stretch, and the sides are shuffled only inside each stretch.
  • Maine, Charleston Southern have no other game in the table, so those games have no expected number and sit out the second figure.
  • Who played is read from the schools’ box scores’ participation lists for 20 of these 25 games; in the other 5 a player is counted as in them when the box score has a stat for him.