Calculating the Pearson Correlation (R) Involves Calculating SS_X, SS_Y, SP_XY

question 74

Multiple Choice

Calculating the Pearson correlation (r) involves calculating SS_X, SS_Y, SP_{XY, and r. How many of these four things can be a negative number?}

• A) 0
• B) 1
• C) 2
• D) 3

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Definitions:

Substitution Effect

The substitution effect occurs when consumers change their consumption of goods in response to changes in relative prices, substituting cheaper goods for more expensive ones.

Quantity Demanded

Quantity demanded refers to the amount of a good or service that consumers are willing and able to purchase at a given price.

Consumer Equilibrium

A state in which a consumer has allocated their income in a way that maximizes their utility, given prices and their budget constraint.

Substitution Effect

The change in consumption patterns due to a change in the relative prices of goods, leading consumers to replace more expensive items with less expensive ones.