Guiding our behaviors on "gut feelings" is an important aspect of critical thinking

You are speaking with your 67-year-old grandfather, who is jokingly telling you that he is about as old as one can get. Remembering your developmental class, what do you know about his age in reference to the lifespan?

He is actually in the ____. a. young-old group b. old-old group c. middle-old group d. oldest-old group

Richard Herrnstein and Charles Murray published a book called The Bell Curve, which suggested

A) racial differences in IQ do not exist. B) racial differences in IQ can be contributed to genetics. C) "curving" scores on exams hurt ethnic minorities more than it helped them. D) putting children in the "right " schools will increase their IQ. E) IQ is largely due to social influences.