Pairwise course analysis

Andover 5Kvs.Noble and Greenough School 5K

Based on runners who competed on both courses during the same season. Positive values mean the second course ran slower; negative values mean it ran faster.

Model verdict

Noble and Greenough School 5K runs slower

+6.23%

Roughly 1:15 slower for a 20:00 runner

Paired observations

46

Strong evidence

Median difference

+6.75%

Middle runner-season comparison

Overall estimate

+6.23%

Network-adjusted course estimate

Middle 50% range

+2.46%

Observed variation (IQR)

Direction and magnitude

Relative course speed

Noble and Greenough School 5K fasterEvenNoble and Greenough School 5K slower

Confidence interval

+5.23% to +7.29%

Scale shown

-8% to +8%

Underlying runner comparisons

Same-season evidence

Each row represents one runner-season with valid results on both courses. Median performances reduce the effect of one unusually good or poor race. JV and varsity results are included.

RunnerSeasonAndover 5KNoble and Greenough School 5KDifference
Emma Skelly202126:47.001 race24:55.003 races-6.97%
Claire Choe202123:25.001 race23:14.001 race-0.78%
Akshaya Sundraraj202132:07.001 race32:02.001 race-0.26%
Sophia Lee202124:13.001 race24:38.004 races+1.72%
Natalie Williamson202120:38.001 race21:08.001 race+2.42%
James Good202121:20.001 race22:00.001 race+3.13%
Torey Mathews202125:41.001 race26:30.001 race+3.18%
Connor Steele202118:52.001 race19:29.001 race+3.27%
Lindsay Popeo202122:50.001 race23:49.003 races+4.31%
Lara Poole202125:55.001 race27:03.002 races+4.37%
Ellie Sullivan202125:45.001 race26:58.001 race+4.72%
Allison Park202124:15.001 race25:34.004 races+5.43%
Ella Berger202124:33.001 race25:53.004 races+5.43%
Kailin Shi202123:23.001 race24:44.001 race+5.77%
Gabriel (Gabby) Guerrero202117:39.001 race18:42.001 race+5.95%
Teddy Ellis202117:53.001 race18:59.001 race+6.15%
Charlotte Hayward202121:06.001 race22:26.005 races+6.32%
Sophie Majernik202122:40.001 race24:07.004 races+6.40%
Kate Wei202124:43.001 race26:18.003 races+6.41%
Ryan Wei202117:51.001 race19:00.001 race+6.44%
Celia Cheng202120:23.001 race21:44.004 races+6.62%
Kai On (Jason) Yu202119:50.001 race21:09.001 race+6.64%
Angie Feng202124:45.001 race26:24.002 races+6.67%
Alex Janower202126:33.001 race28:22.005 races+6.84%
Sofia Samuels202125:07.001 race26:51.003 races+6.90%
Brian Xi202119:49.001 race21:12.001 race+6.98%
Evan Zhang202119:29.001 race20:51.001 race+7.01%
Julia Torrey202121:58.001 race23:34.001 race+7.28%
Lindsay Saunders202123:19.001 race25:01.003 races+7.29%
Jacob (Coby) Mulliken202119:36.001 race21:03.001 race+7.40%
Ruby Tsai202124:08.001 race25:59.001 race+7.67%
Victoria Fawcett202119:10.001 race20:40.001 race+7.83%
Peter Leitzes202119:09.001 race20:39.001 race+7.83%
Kevin Farmer202120:35.001 race22:14.001 race+8.02%
Claire Mao202124:05.001 race26:01.004 races+8.03%
Sam Dunn202117:37.001 race19:02.001 race+8.04%
Alexander Cesaretti202119:50.001 race21:27.001 race+8.15%
Molly Sheehan202125:55.001 race28:02.001 race+8.17%
Thomas Strong202119:20.001 race21:01.001 race+8.71%
Rebecca Janfaza202125:46.001 race28:05.003 races+8.99%
Sofia Mraz202123:05.001 race25:11.001 race+9.10%
Matthew Abati202119:42.001 race21:30.001 race+9.14%
Louis Chiasson202119:44.001 race21:34.001 race+9.29%
Zoe Campbell202120:46.001 race23:12.001 race+11.72%
Elliot Smith202119:53.001 race22:15.001 race+11.90%
Isabel Pavloniss202126:55.001 race30:54.001 race+14.80%