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Following are 5 series of costs A through E measured at various volume levels. Examine each series and identify which is fixed, variable, mixed, step-wise, or curvilinear.
|Volume (Units)||Series A||Series B||Series C||Series D||Series E|
Pricing Refrigerators. Best Buy, a nationwide retailer of electronics, computers, and appliances, sells several brands of refrigerators. A random sample of models of full size refrigerators prices sold by Best Buy and the corresponding cubic feet (cu. .) and list price follow (Best Buy website).
c. Develop a dummy variable that will account for whether the refrigerator has the thru-the-door ice and water feature. Code the dummy variable with a value of 1 if the refrigerator has the thru-the-door ice and water feature and with 0 otherwise. Use this dummy variable to develop the estimated multiple regression equation to show how list price is related to cubic feet and the thru-the-door ice and water feature.
Suppose the returns on long-term corporate bonds are normally distributed. Based on the historical record, what is the approximate probability that your return on these bonds will be less than -2.1 percent in a given year? What range of returns would you expect to see 95 percent of the time? What range would you expect to see 99 percent of the time?
How can the federal government contribute to presidential campaign funding?
a. Each candidate who receives more than percent of delegate votes at the convention receives a lump sum.
b. Each party's candidate can choose to receive a lump sum of funds to use between the convention and the general election.
c. The House Majority Leader and House Minority Leader are responsible for divvying up public funds.
d. The Treasury Department matches all donations made by individuals and splits them between the two parties.
e. Voters can donate to the campaigns of either party by electing a small donation when submitting property taxes.