Which Correlation Coefficient Is Most Likely to Describe the Relationship

question 108

Multiple Choice

Which correlation coefficient is most likely to describe the relationship between brushing one's teeth and the number of cavities one gets?

• A) -.62
• B) .83
• C) -.08
• D) .45

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Definitions:

Expected Revenue

The anticipated total income from sales of goods or services, based on expected sales volumes and price points.

Probability

A measure of the likelihood or chance of an event happening, ranging from 0 to 1, where 0 indicates impossibility and 1 indicates certainty.

English Auction

A type of auction where bidders publicly announce their successive higher bids until no higher bid is forthcoming, with the highest bidder winning the item.

Rational Self-Interest

The principle that individuals will make decisions that they perceive to be in their best interest, maximizing their utility or benefit.