A share of Apple stock has a price of $430 and gives $43 of Apple profit to its owner. The interest rate on this share is

Hot dogs and hot dog buns would be expected to have:

A) positive income elasticities of demand with respect to each other. B) negative income elasticities of demand with respect to each other. C) a positive cross-price elasticity of demand. D) a negative cross-price elasticity of demand.

The t-test is a statistical measure which

A) tests the true value of a variable. B) tests the statistical significance of a regression coefficient. C) tests the statistical significance of a regression equation. D) None of the above