An argument in favor of price discrimination is that this pricing strategy permits some consumers who otherwise would be excluded from a market to buy a good or service

The degrees of freedom in a regression equation is the number of observations minus the number of estimated coefficients

Indicate whether the statement is true or false

The calculated price elasticity of demand:

A. is always a negative number, although it is sometimes reported as an absolute value. B. is sometimes negative and sometimes positive, depending on the magnitude of response. C. is always a positive number, because price and quantity are directly related in terms of demand. D. can be positive or negative, but is always reported as an absolute value.