context: It is almost certain that Sandra dropped the milk. There is a very good chance that Brian is a lion. Chances are about even that Gertrude is a wolf.
hypothesis: It is highly unlikely that either Sandra dropped the milk, or Gertrude is a wolf.
valid_hypothesis: Chances are about even that either Sandra dropped the milk, or Gertrude is a wolf.
invalid_hypothesis: It is highly unlikely that either Sandra dropped the milk, or Gertrude is a wolf.
hypothesis_assertion: Either Sandra dropped the milk, or Gertrude is a wolf.