context: It is probably the case that Daniel put down the milk. It is almost certain that Brian is a rhino. Chances are slight that John went to the bedroom.
hypothesis: It is likely that either Daniel put down the milk, or John went to the bedroom.
valid_hypothesis: It is likely that either Daniel put down the milk, or John went to the bedroom.
invalid_hypothesis: It is improbable that either Daniel put down the milk, or John went to the bedroom.
hypothesis_assertion: Either Daniel put down the milk, or John went to the bedroom.