Which of the Following Is Correct

question 335

Multiple Choice

Which of the following is correct?

• A) The cross elasticity of demand for substitute goods is positive.
• B) The cross elasticity of demand for substitute goods is negative.
• C) The cross elasticity of demand equals the percentage change in demand divided by the percentage change in income.
• D) The income elasticity of demand for a normal good is negative.
• E) The cross elasticity of demand for normal goods is positive.

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Definitions:

Significance Level

The threshold below which the p-value of test results must fall for the results to be considered statistically significant, typically denoted by alpha (α).

Normal Populations

Populations that follow a normal distribution, characterized by symmetrical bell-shaped curves where mean, median, and mode are equal.

Equal-variance T-test

A statistical test used to compare the means of two groups under the assumption that both groups have the same variance.

Population Variances

A measure of the spread or dispersion within a dataset, representing the average of the squared differences from the mean of the population.