Testing threats involve ________ whereas instrumentation threats involve ________.
A)Researchers;participants
B)Participants;measurements
C)Independent variables;dependent variables
D)Within-groups;between groups

Question

Quizplus · Accepted Answer

Testing threats refer to changes in participants' behavior as a result of being tested or measured repeatedly, whereas instrumentation threats refer to changes in the measurement instrument or observer over time. Therefore, testing threats involve participants while instrumentation threats involve measurements.

Testing Threats Involve ________ Whereas Instrumentation Threats Involve ________

Testing Threats Involve Whereas Instrumentation Threats Involve