The Two Main Types of Samples Used by Researcher Are

question 75

Multiple Choice

The two main types of samples used by researcher are ________.

• A)probability and non-probability
• B)static and dynamic
• C)reliable and non-reliable
• D)valid and invalid
• E)longitudinal and latitudinal

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Definitions:

Operational Definition

A clear, detailed description of how variables in a study are measured or manipulated.

Quasi-Experimental Design

A research method that attempts to establish cause-and-effect relationships but does not utilize random assignment to control groups.

Random Assignment

A method used in experiments that allocates participants to different groups purely by chance, reducing bias.

Matched Groups

This involves forming groups in a study that are similar on certain characteristics to ensure comparability when exploring the effects of an intervention.