New CED – Research Practice Test

Unlock all questions

This demo includes only 20 questions. Upgrade to access hundreds of questions, flashcards, exam simulations, and disable ads.

From $12.50Unlock all

1 / 20

What method is used to minimize pre-existing differences among participants in an experiment?

?

Random assignment

Subscribe

Get the latest from Examzify

You can unsubscribe at any time. Read our privacy policy