premise: Lotto 6/49 is one of three national lottery games in Canada. Launched on June 12, 1982, Lotto 6/49 was the first nationwide Canadian lottery game to allow players to choose their own numbers. Previous national games, such as the Olympic Lottery, Loto Canada and Superloto used pre-printed numbers on tickets. Lotto 6/49 led to the gradual phase-out of that type of lottery game in Canada.
hypothesis: People were not allowed to choose there own numbers until the 6/49 lotto came around.
reason: Lotto 6/49 was the first nationwide Canadian lottery game to allow players to choose their own numbers.