context: It is probably the case that Julius is a frog. We doubt that Mary left the apple. There is almost no chance that Greg is gray.
hypothesis: We believe that julius is a frog, or Mary left the apple.
valid_hypothesis: We believe that julius is a frog, or Mary left the apple.
invalid_hypothesis: It is highly unlikely that julius is a frog, or Mary left the apple.
hypothesis_assertion: Julius is a frog, or Mary left the apple.