Learning Target: Explain operational definition and its importance to replication. Also understand the difference between a hypothesis and a null hypothesis. Directions: Test your Knowledge at understanding hypotheses, null hypotheses and operational definitions by completing the following examples. Examples: 1. A researcher want to determine if those who participate in athletics in college are better adjusted than those who do not. Hypothesis: Null Hypothesis: Operational Definition: (How specifically will you objectively measure this component of your study