If There Is No Relationship Between the X and Y

question 86

Not Answered

If there is no relationship between the X and Y variables and we desire to predict Y given X using a least-squares criterion, it is best to predict for every Y score. Is this correct? If so, explain why. (Hint: one of the properties of the mean might be helpful here)

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Definitions:

Reciprocity

A social norm of responding to a positive action with another positive action, fostering mutual benefit and exchanges in relationships or transactions.

General Motors

A multinational corporation that designs, manufactures, markets, and distributes vehicles and vehicle parts.

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The acquisition of goods and services in a way that achieves value for money on a whole life basis in terms of generating benefits not only to the organization but also to society and the economy, while minimizing damage to the environment.