context: It is probably not the case that Bernhard is a frog. It is probably the case that Mary moved to the office. It is probable that Greg is green. It is improbable that if Bernhard is a frog, or Greg is green, then Emily is a mouse. It is unlikely that if Bernhard is a frog, or Greg is green, then Lily is a lion. It is likely that if Mary moved to the office, or Greg is green, then Brian is gray.
hypothesis: There is a better than even chance that either Bernhard is a frog, or Brian is gray.
valid_hypothesis: There is a better than even chance that either Bernhard is a frog, or Brian is gray.
invalid_hypothesis: Chances are slight that either Bernhard is a frog, or Brian is gray.
hypothesis_assertion: Either Bernhard is a frog, or Brian is gray.