context: There is a better than even chance that Jeff went to the bedroom. There is almost no chance that Brian is white. It is improbable that Greg is a swan.
hypothesis: It is highly unlikely that greg is a swan, and Jeff went to the bedroom.
valid_hypothesis: It is highly unlikely that greg is a swan, and Jeff went to the bedroom.
invalid_hypothesis: It is probably the case that greg is a swan, and Jeff went to the bedroom.
hypothesis_assertion: Greg is a swan, and Jeff went to the bedroom.