Dr. z is conducting research on adhd and is requiring members of his psychology class to participate. as part of the study, students are learning to control their brain activity by using feedback during an eeg. in doing so, half of the class is learning to enhance brain activity associated with improved attention. the other half is learning to increase brain activity associated with the inattentive symptoms of adhd. he asks both groups to complete tests of attention, and he shares the individual results with students in class, calling them by name and displaying their individual results. he did not gain approval from his university’s institutional review board to conduct this study, claiming it simply a pilot investigation. refer back to the apa ethical guidelines discussed in chapter one. what guidelines and standards are being violated?