When the Correlation Between X and Y Is Equal to Zero

question 57

Multiple Choice

When the correlation between X and Y is equal to zero, then the only possible value that the Y pred. may take on is

• A) zero
• B) a value equal to the slope
• C) a value equal to the mean of X
• D) a value equal to the mean of Y

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Definitions:

Consistency

The quality of maintaining the same principles, actions, or conditions over time, ensuring reliability and predictability.

Concise Language

The use of few words without sacrificing clarity or meaning, aiming for efficiency and effectiveness in communication.

Salt Intake

The total quantity of salt (sodium chloride) consumed by an individual, relevant to dietary health and management of blood pressure.

Blood Pressure

the force exerted by circulating blood on the walls of blood vessels, measured to assess cardiovascular health.