Suppose You Wish to Test a Representative Sample of People

question 22

Multiple Choice

Suppose you wish to test a representative sample of people in your psychology class on attitudes toward on-line courses. There are 40 people in the class, 30 females and 10 males. What would be the most efficient strategy to ensure that your sample reflects the distribution of males and females in the classroom population?

• A) simple random sample
• B) cluster sample
• C) proportional stratified sample
• D) convenience sample

Recognize the importance of sample size and design in assessing statistical tests.

Understand the principles and application of chi-square tests of independence and goodness-of-fit tests.

Understand the use of statistical tests to compare observed frequencies with expected frequencies or proportions.

Understand and apply hypothesis testing for proportions.

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Definitions:

Introspection

Investigating and understanding one's personal emotional and mental states.

Behavior Genetics

The branch of science examining the influence of both genetic makeup and environmental conditions on behavior.

Empiricism

The theory that knowledge originates from experience and that evidence from the senses is a primary source of knowledge.

Structuralism

A theory in psychology and sociology focusing on the components of mental processes, societies, and other phenomena.