A sales manager for an advertising agency believes there is a relationship between the number of contacts and the amount of the sales. To verify this belief, the following data was collected: 
What is the regression equation?
Definitions:
Implausible Events
Occurrences or scenarios which seem highly unlikely or unbelievable based on logical or empirical evidence.
Elaborative Rehearsal
A memory technique that involves thinking about the meaning of the term to be remembered, rather than merely repeating the term to oneself.
Rote Repetition
The process of learning or memorizing something through continuous repetition without understanding the underlying meaning.
Hindsight Bias
The tendency to believe, after learning an outcome, that one would have foreseen it, also known as the "knew-it-all-along" effect.
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