context: It is improbable that Brian is a frog. There is little chance that Greg is green. Chances are about even that Sandra left the milk.
hypothesis: There is little chance that greg is green, or Sandra left the milk.
valid_hypothesis: There is a better than even chance that greg is green, or Sandra left the milk.
invalid_hypothesis: There is little chance that greg is green, or Sandra left the milk.
hypothesis_assertion: Greg is green, or Sandra left the milk.