Mosteller taught a class in probability and statistics as part of the educational television program, , in 1960-61, supported by the Ford Foundation and broadcast on NBC: 75,000 students took this class for credit at 320 colleges and universities around the country, and 1.2 million watched the lectures on television on 170 stations. The show received its impressively large audience despite being broadcast at 6:30 am. Monday, Wednesday, and Friday covered the statistical material, and Tuesday and Thursday were problem sessions.