To determine the class interval
A) Divide the class frequencies in half.
B) Divide the class frequency by the number of observations.
C) Find the difference between consecutive lower class limits.
D) Count the number of observations in the class
Answer: C) Find the difference between consecutive lower class limits.
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According to the simple macroeconomic model presented in Chapter 3, which of the following will not be caused by an increase in government spending?
A. an increase in interest rate B. a decrease in consumption C. a decrease in investment D. an increase in government debt
Refer to Figure 14-2. Now suppose that the government delays Xenophone's entry and Gigacom moves first, what is the likely outcome in the market?
A) Both offer DSL internet service; Xenophone earns a profit of $8 million and Gigacom earns a profit of $7 million. B) Xenophone offers internet service via cable line and earns a profit of $4 million while Gigacom offers DSL internet service and earns a profit of $4.5 million. C) Xenophone offers DSL internet service and earns a profit of $5 million while Gigacom offer internet service via cable line and earns a profit of $6.5 million. D) Both offer internet service via cable line; Xenophone earns a profit of $6 million and Gigacom earns a profit of $9 million.