Author Question: The t-statistic is computed by A) dividing the regression coefficient by the standard error of ... (Read 70 times)

wenmo · **on:** Jul 1, 2018

The t-statistic is computed by

A) dividing the regression coefficient by the standard error of the estimate.
B) dividing the regression coefficient by the standard error of the coefficient.
C) dividing the standard error of the coefficient by the regression coefficient.
D) dividing the R2 by the F-statistic.

Question 2

The four-firm concentration ratio

A) indicates the total profitability among the top four firms in an industry.
B) is an indicator of the degree of monopolistic competition.
C) indicates the presence and intensity of an oligopoly market.
D) is used by the government as a basis for anti-trust cases.