context: It is probably not the case that Mary left the milk. It is improbable that Sandra dropped the apple. It is unlikely that Greg is a frog.
hypothesis: It is probably not the case that either Mary left the milk, or Sandra dropped the apple.
valid_hypothesis: It is probably not the case that either Mary left the milk, or Sandra dropped the apple.
invalid_hypothesis: It is almost certain that either Mary left the milk, or Sandra dropped the apple.
hypothesis_assertion: Either Mary left the milk, or Sandra dropped the apple.