Professor Montgomery Is Interested in Testing the Utility of a New

question 68

Multiple Choice

Professor Montgomery is interested in testing the utility of a new teaching technique but is worried that individual differences between her students' levels of comprehension of the course material may affect her outcomes. How might she reduce this concern?

• A) use random sampling
• B) use random assignment
• C) use another professor's students
• D) only examine students who are already doing well in the class

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Definitions:

Family Life Cycle

A series of stages through which a family might pass over time, including marriage, parenthood, and retirement.

Income

The monetary gain derived from wages, salaries, investments, or other sources over a period of time.

Total Fertility Rate

The average number of children a woman is expected to give birth to during her lifetime, based on current birth rates.

Childbearing Years

The period in an individual's life, typically between puberty and menopause, when they are biologically capable of conceiving and bearing children.