context: Chances are slight that Julius is green. We believe that Mary picked up the milk. There is a very good chance that Brian is a frog.
hypothesis: It is probably not the case that either Mary picked up the milk, or Brian is a frog.
valid_hypothesis: It is probably not the case that either Mary picked up the milk, or Brian is a frog.
invalid_hypothesis: There is a very good chance that either Mary picked up the milk, or Brian is a frog.
hypothesis_assertion: Either Mary picked up the milk, or Brian is a frog.