Which of the following agencies is part of the Canadian Tri-Council Working Group on Ethics, which published the "Ethical Conduct for Research Involving Humans"?

If a researcher uses a careful matching procedure in correlational research, why should we

still not draw conclusions about cause-and-effect relations between variables? a. The measures may be unreliable. b. A third variable influencing the relationship may have been missed. c. The sample may not be a representative one. d. Participants' expectations may interfere with their behavior. e. The Hawthorne effect may occur.

Do the preceding two questions ask for recall, recognition, or relearning? (And what about this question?)

FIll in the blank with correct word