context: It is highly likely that Mary went to the kitchen. It is improbable that Greg is a rhino. It is unlikely that Brian is a swan.
hypothesis: There is almost no chance that either Mary went to the kitchen, or Greg is a rhino.
valid_hypothesis: There is a very good chance that either Mary went to the kitchen, or Greg is a rhino.
invalid_hypothesis: There is almost no chance that either Mary went to the kitchen, or Greg is a rhino.
hypothesis_assertion: Either Mary went to the kitchen, or Greg is a rhino.