After watching patrick and sarah, compare how they react to their reflections in the mirrors. does either seem to recognize him/herself in the mirror? does either respond to the spot of rouge on his/her nose? how are their reactions similar or not similar? were their reactions what you expected? can you explain why you think that they react in the way that they do?

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?