Answer: Hypothesis
Explanation:
Hypothesis is defined as the explanation for any particular phenomena or process based on supposition and evidence.hypothesis is the base and initial start for conduction of experiment to investigate the results. If that concept is found correct then it can be considered as established theory.
According to the question, the believes and supposed evidences displayed by Sam'Club that sale is mostly towards small-sector business and women are behind purchasing decision majorly are hypothesis which can be further tested and research based on market field.