In cases like this: https://findit-for-me.appspot.com/waterfall/flake?key=ag9zfmZpbmRpdC1mb3ItbWVyjwELEhdNYXN0ZXJGbGFrZUFuYWx5c2lzUm9vdCJZY2hyb21pdW0ud2luL1dpbjcgVGVzdHMgKGRiZykoMSkvNjIxNTkvYnJvd3Nlcl90ZXN0cy9Rbkp2ZDNObGNsUmxjM1F1VjJsdVpHOTNUM0JsYmtOc2IzTmwMCxITTWFzdGVyRmxha2VBbmFseXNpcxgDDA

Where the regression range is large and the confidence is low, we need a way to force try-jobs to run so that users (or admins) can find the range that they're looking for for any given tests.

Some results are especially ambiguous, and can't really be found by hand on a case-by-case basis.