Threats to the validity of some conclusion you reach in a single-system design means that logically, the same outcome could have occurred because of reasons other than your specific intervention.

Question

Quizplus · Accepted Answer

This statement is true because threats to validity, such as history, maturation, testing, instrumentation, statistical regression, selection biases, experimental mortality, and selection-maturation interaction, can suggest that changes in the outcome could be due to these factors rather than the intervention itself.

Threats to the Validity of Some Conclusion You Reach in a Single-System