Which of the Following Statements Is/are True About a Multivariate

question 16

Multiple Choice

Which of the following statements is/are true about a multivariate statistical analyses in which variable A has a .20 correlation with variable C,and variable B has a .20 correlation with variable C?

• A)Variables A and B together must accounor 40 percent of the variation in variable C.
• B) Variables A and B together must accounor 4 percent of the variation in variable C.
• C) If variables A and B are correlated with each other, then variables A and B together will accounor less than 40 percent of the variation in variable C.
• D) If variables A and B are correlated with each other, then variables A and B together will accounor more than 40 percent of the variation in variable C.

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Definitions:

PPO

Preferred Provider Organization, a healthcare plan that offers members reduced rates if they choose healthcare providers from within a prescribed network.

Contracted Services

Professional services provided by an outside party under the terms of a contractual agreement.

IPA

An acronym that can refer to Independent Practice Associations, which are legal entities organized and owned by a network of independent physicians for the purpose of reducing overhead or contracting with health insurers.

HMO

A health maintenance organization; a type of health insurance plan that usually limits coverage to care from doctors who work for or contract with the HMO.