1.4 Terminology

Explain the fundamental differences between the following pairs of often-confused terms (Table 1.1).

TABLE 1.1: Distinguish the similar terms
Hypothesis 1 Research question
Relational RQ 2 Interventional RQ
Observational study 3 Experimental study
Quasi-experiment 4 True experiment
Response variable 5 Explanatory variable
Response variable 6 Outcome
Conceptual definition 7 Operational definition
Unit of observation 8 Unit of analysis