Which of the following situations requires dummy variables to be used in the regression model?

Managers of a milk processing company have hired an ad agency that proposed an advertising campaign to encourage the consumption of milk. Some managers are concerned that the advertisements do not promote the company itself. Under what circumstances would it be beneficial for the firm to adopt the campaign?

The histogram below shows the Industrial Production Index, which measures the output of the manufacturing, mining, and utilities industries for 34 selected countries. After confirming that the data are accurate, economists studying the results are debating how to handle the value for Iceland, 187.4.

The economists are determined to present the most accurate depiction of the data for all 34 countries. Which of the recommendations below is BEST?

The equilibrium quantity of sugar decreases, and the equilibrium price increases. Which of the following events would definitely result in these changes in the market for sugar?

A company reported income before taxes of $800,000 for Year 2. The company did not have temporary taxable differences at the end of Year 1 but reported a net deferred tax asset of $6,000 for Year 2. The effective income tax rate is 30 percent. What amount should the company pay as income tax for Year 2?