When the Marginal Frequencies for Both Variables Under Study Are

question 81

Multiple Choice

When the marginal frequencies for both variables under study are random,the chi-square test of _____ is used,and when the marginal frequencies are random for one variable and fixed for the other,the chi-square test of _____ is used.

• A)independence;heterogeneity
• B)heterogeneity;dependence
• C)independence;homogeneity
• D)homogeneity;independence

---

Definitions:

Investment Center Managers

Managers responsible for a business unit that directly impacts both revenue and costs, and therefore, the unit's profitability.

Investment Center Assets

Resources and assets managed within a business segment or division that is responsible for its own revenues, expenses, and investments, allowing for performance measurement.

Service Department Expenses

Costs incurred by the departments that support the production or operation departments but do not directly contribute to the production of goods.

Departmental Income Statements

Financial statements that report the revenues, costs, and income for individual departments within a company.