Problem: In an experimental design, Jillian finds that, compared to a control group, participants randomized to a condition in which they experienced a manipulation designed to induce boredom reported higher levels of agitation. What can she infer from these findings? Group of answer choices That it is likely other extraneous variables caused the increased agitation. That the findings are likely erroneous and caused by underlying demographic differences between the experimental groups. That the experience of boredom causes agitation. That the experience of agitation following boredom is a basic human psychological mechanism applicable to all people around the world. Need Assignment Help?