Question: A psychologist is interested in testing the correlation between a person's annual income and their overall happiness score based on a robust questionnaire that yields

A psychologist is interested in testing the correlation between a person's annual income and their overall happiness score based on a robust questionnaire that yields a standardized score. The researcher does not believe that a person's annual income will significantly impact their happiness, either positively or negatively. A large random sample of individuals is collected to test the psychologist's claim. a. Determine what population parameter is being tested:

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