The nurse researcher is critiquing a research study that used an experimental research design.How can the nurse researcher know whether the study can appropriately infer causality?
A) The relationship between cause and effect must be measurable and reciprocal.
B) The relationship must not be explainable by any other variable.
C) The independent variable must change in response to manipulation of the dependent variable.
D) The outcome must be logical, expected, and predictable.

Question

Quizplus · Accepted Answer

Correct B: Control of other variables that may explain the effect of the independent variable on the dependent variable is critical to causality.
Incorrect A: Cause and effect are not necessarily reciprocal.
Incorrect C: In cause and effect,the independent variable changes the dependent variable.
Incorrect D: Cause-and-effect relationships are not necessarily logical or expected.

The Nurse Researcher Is Critiquing a Research Study That Used