context: Chances are slight that Greg is a frog. There is a very good chance that Mary is in the kitchen. It is almost certain that Daniel left the milk.
hypothesis: It is almost certain that daniel left the milk, or Greg is a frog.
valid_hypothesis: It is almost certain that daniel left the milk, or Greg is a frog.
invalid_hypothesis: Chances are about even that daniel left the milk, or Greg is a frog.
hypothesis_assertion: Daniel left the milk, or Greg is a frog.