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
B
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The New Economy is one of
a. durable goods. b. services. c. information. d. manufacturing.
In the open-economy macroeconomic model, the supply of dollars in the market for foreign-currency exchange comes from
a. net exports b. net capital outflow c. net exports + net capital outflow d. net exports - net capital outflow
Refer to the graph shown. The shift in the graph from D1 to D2 shows how an expansionary U.S. fiscal policy can cause an increase in:
A. interest rates that reduce the dollar's value. B. prices that raise the dollar's value. C. prices that reduce the dollar's value. D. interest rates that raise the dollar's value.
Suppose that a new study is released stating that consumption of orange juice (a substitute for apple juice) reduces the risk of cancer, and a major freeze destroys half of the country's apple crop. What happens to the price and quantity of apple juice?
A. The price of apple juice might rise or fall and the quantity of apple juice falls. B. The price of apple juice might rise or fall and the quantity of apple juice rises. C. The price of apple juice falls and the quantity of apple juice falls. D. The quantity of apple juice might rise or fall, and the price of apple juice rises.