In order to measure intelligence, I create a questionnaire and conduct an experiment using a very particular methodology. I find out at a later point in time that my questionnaire and methods do measure intelligence. My experiment, therefore, must have:

Question

Quizplus · Accepted Answer

Internal validity refers to the extent to which an experiment accurately measures what it is intended to measure, which in this case is intelligence.

In Order to Measure Intelligence, I Create a Questionnaire and Conduct