There's a lot of variability between people taking the SAT twice. So if you initially expect that A will score higher than B, then learn they were selected for

There's a lot of variability between people taking the SAT twice. So if you initially expect that A will score higher than B, then learn they were selected for having received the same score on one round of the test, your guess for A on another round of testing should still be a bit higher than for B.