What Is the Primary Characteristic of a Probability Sample

question 19

Multiple Choice

What is the primary characteristic of a probability sample?

• A) Self-selection of participants
• B) Random selection of the sample
• C) Hand picking of participants by the researcher
• D) Representation of proportional segments of the population

---

Definitions:

Intervention Hypothesis

A theory proposing that an intervention or action taken in a specific context may lead to a desired outcome or effect.

Superordinate Goals

Superordinate goals refer to shared goals that necessitate cooperative effort; such goals can often help to reduce intergroup conflict.

Intervention Hypotheses

Predictive statements about the expected outcomes of specific interventions or treatments in a research study or experiment.

Inoculation Theory

A theory that suggests exposure to a weakened form of an argument increases later resistance to that argument, similar to how exposure to a virus can stimulate an immune response.