A Nursing Professor Wishes to Determine If There Is an Association

question 2

Multiple Choice

A nursing professor wishes to determine if there is an association between her students grades and three independent variables (use of online tutorials, the use of quiz review sessions and participation in study sessions) . When she adds the third variable the standard error of the estimate changes from 8.2 to 9.4. She knows this means:

• A) She should include all the independent variables in her model because they are all important.
• B) She is unable to determine what the change means without an R squared value.
• C) There is a clinically significant relationship between the use of resources and final grades.
• D) The prediction made by the model including the three variables will be less accurate.

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Definitions:

World View

The fundamental cognitive orientation of an individual or society encompassing natural philosophy, fundamental existential and normative postulates, or themes, values, emotions, and ethics.

Marketers

Professionals or companies involved in promoting, selling, and distributing a product or service to consumers.

Invidious Distinction

A differentiation that is made in an unfair or prejudicial way, often causing feelings of envy or resentment.

Conspicuous Consumption

The purchasing of products or services for the purpose of displaying wealth and status rather than for their functional value.