Concept

Conception

Conceptualization

Operational definition

Operationalization

Reliability (in measurement)

Validity (in measurement)

4 Levels of measurement

Nominal level of measurement

Ordinal level of measurement

Interval level of measurement

Ratio level of measurement

Mean
Median
Mode

Cost-effectiveness ratio

Benefit-cost ratio

Net benefit

3 reasons why the results of evaluation research do not get used

Difference between consent and assent form

Difference between anonymity and confidentiality

Key principles of the informed consent process

Name of panel whose members review research proposals involving human subjects