In which situation would presenting the mean as one's measure of central tendency be least accurate?

Dr. Young is a psychology professor whose research focuses on psychotherapy. She is currently involved in a study in which she is surveying the types of problems presented by clients to psychotherapists. According to May's theories regarding the most pervasive problems faced in modern society, Dr. Young should expect issues involving ______ to be most prevalent.

a) feelings of powerlessness b) adjustment to changing gender roles c) hallucinations and delusions d) financial stressors

You are a third grade teacher in a public school. The PTO has awarded your class extra money

to have a holiday surprise, an entertainer such as a clown or magician, come to your class on the day before winter break. You are aware that two children in your class would be classified with a difficult temperament, while 12 others are slow-to-warm up, and the other 15 are easy, according to research by Thomas and Chess. How might you prepare each of the different children, taking into account their temperaments, for this "surprise visitor" to come to your class? What will be an ideal response?