Putting Up Numbers· college football

California’s third-down conversion rate with Jaron-Keawe Sagapolutele and without Jaron-Keawe Sagapolutele

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Against what the season’s ratings expected, California was 0.8 percentage points under with Jaron-Keawe Sagapolutele and 1.1 percentage points under without Jaron-Keawe Sagapolutele over its last 25 games, 17 games against 3. The plain averages are 38.3% and 38.4%, a difference of 0.1%. Expected was 0.8 percentage points lower with Jaron-Keawe Sagapolutele than without Jaron-Keawe Sagapolutele. Both opponents outside the major colleges were with Jaron-Keawe Sagapolutele. Both games after a bye were with Jaron-Keawe Sagapolutele. All 11 of Justin Wilcox’s games were with Jaron-Keawe Sagapolutele.

Jaron-Keawe Sagapolutele, quarterback: 5,205 passing yards, 756 pass attempts and 494 completions in 21 of those 25 games.

3 games without Jaron-Keawe Sagapolutele is still too small a sample for the statistics to say much, but maybe you can find something if you squint.

third-down conversion rate a game over expected

A +0.3% difference in third-down conversion rate over expected with Jaron-Keawe Sagapolutele vs without Jaron-Keawe Sagapolutele is about what you’d expect.

A −0.1% difference in third-down conversion rate with Jaron-Keawe Sagapolutele vs without Jaron-Keawe Sagapolutele is a bit unusual: shuffle which games were with Jaron-Keawe Sagapolutele and it comes up 11 times in 100.

The games

with Jaron-Keawe Sagapolutelewithout Jaron-Keawe Sagapolutele
California’s games, last 25 games, each marked with Jaron-Keawe Sagapolutele or without Jaron-Keawe Sagapolutele
SideDateGameResult3rd downsExpected
Nov 23, 2024vsStanfordW52.9%40.5%
Nov 30, 2024@SMUL20.0%36.1%
Dec 18, 2024vsUNLV (neutral)L31.6%34.3%
Aug 30, 2025@Oregon StateW15.4%37.5%
Sep 6, 2025vsTexas SouthernW50.0%—
Sep 13, 2025vsMinnesotaW46.2%42.2%
Sep 20, 2025@San Diego StateL35.3%37.8%
Sep 27, 2025@Boston CollegeW50.0%42.0%
Oct 4, 2025vsDukeL45.5%43.1%
Oct 17, 2025vsNorth CarolinaW37.5%44.0%
Oct 24, 2025@Virginia TechL35.7%43.6%
Nov 1, 2025vsVirginiaL25.0%34.7%
Nov 8, 2025@LouisvilleW44.4%35.8%
Nov 22, 2025@StanfordL38.9%39.1%
Nov 29, 2025vsSMUW53.8%37.4%
Dec 24, 2025@HawaiiL55.6%40.1%
Sep 5, 2026vsUCLAL52.4%31.0%
Sep 12, 2026@SyracuseW25.0%40.5%
Sep 19, 2026vsWWagnerW33.3%—
Sep 25, 2026vsClemsonL25.0%35.4%
Oct 3, 2026@UNLVL27.8%41.3%
Oct 10, 2026vsVirginia TechW50.0%38.3%
Oct 17, 2026vsWake ForestL37.5%38.8%
Oct 24, 2026@SMUL31.3%34.1%
Oct 31, 2026@NC StateL27.8%39.5%

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, plus 0.7% in 2025, plus 1.4% 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 56% in 2025, 40% 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.
  • Texas Southern, Wagner 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, which name every player who entered the game.
  • With him means he was the team’s quarterback that game, at least half of its pass attempts; a game he left early or came into late reads as without him.
  • 3 games in 2024 are neither with Jaron-Keawe Sagapolutele nor without Jaron-Keawe Sagapolutele: Jaron-Keawe Sagapolutele had no game for the team that season, and sit out.