Mrs. graham is the principal of a high school. she enforces the practice of pop quizzes in the school because she knows that students will be more likely to study if they cannot predict when they will be tested. in this scenario, mrs. graham relies on a schedule in operant conditioning to enforce a desired behavior in her students. a) fixed-ratio b) variable-ratio c) fixed-interval d) variable-interval

Aresearcher conducting behavioral research collects individually identifiable sensitive information about illicit drug use and other illegal behaviors by surveying college students. one of the subjects is in an automobile accident two weeks after participating in the research study. is this an example of an unanticipated problem that requires reporting to the irb? yes, this must be reported because it was not listed as a risk of study participation in the consent form (was unexpected) and the subject experienced harm.yes, this must be reported because it involved a subject in a research study and it’s up to the irb to determine if it was related to participation.no, this does not need to be reported because it was assessed by the researcher as unrelated to the research study.no, this does not need to be reported to the irb since the researcher reported it to the sponsor of the study.