When a Test Actually Measures What It Is Supposed to Measure,the

question 55

Multiple Choice

When a test actually measures what it is supposed to measure,the test has _______.

• A)reliability
• B)discriminative power
• C)statistical power
• D)validity

---

Definitions:

Randomization Techniques

Statistical methods used to ensure each participant in an experiment has an equal chance of being assigned to any group, reducing bias.

Representative Sample

A subset of a population that accurately reflects the members of the entire population, used in statistical analysis or research studies.

Sampling Frame

A list or database from which a sample is drawn for a study, representing the entire population of interest.

Reliability

Reliability is the degree to which a measurement procedure yields consistent results.