Which is a probable threat to the internal validity of a correlational study?
A) History
B) Maturation
C) Instrument decay
D) Implementation

Question

Quizplus · Accepted Answer

Instrument decay refers to the deterioration or change in the measurement tool or instrument over time, which can affect the consistency and accuracy of the measurements in a study. In a correlational study, if the instrument used to measure the variables of interest changes in its accuracy or consistency, it can threaten the internal validity by introducing measurement error, thereby affecting the strength or direction of the observed correlation.

Which Is a Probable Threat to the Internal Validity of a Correlational