“Tier 4” was supposed to be all schools other than those named in “Tier 1, 2, 3”. Since Harvey Mudd was not named in “Tier 1, 2, 3”, it was in “Tier 4”.
“Tier 4” was supposed to be all schools other than those named in “Tier 1, 2, 3”. Since Harvey Mudd was not named in “Tier 1, 2, 3”, it was in “Tier 4”.