context: A group of four people are standing in the ocean next to a jet ski while a man close by fishes.
hypothesis: It is highly unlikely that the family is having an outing at the beach.
valid_hypothesis: There is a better than even chance that the family is having an outing at the beach.
invalid_hypothesis: It is highly unlikely that the family is having an outing at the beach.
hypothesis_assertion: The family is having an outing at the beach.