context: It is improbable that Mary left the football. It is highly unlikely that Bernhard is a frog. Chances are slight that John moved to the office.
hypothesis: It is unlikely that mary left the football, or John moved to the office.
valid_hypothesis: It is unlikely that mary left the football, or John moved to the office.
invalid_hypothesis: It is likely that mary left the football, or John moved to the office.
hypothesis_assertion: Mary left the football, or John moved to the office.