Professor Spiegelman's introduction to psychology class has 19 students. On the first exam, the students produce the following set of scores: 100, 100, 97, 97, 92, 86, 86, 85, 81, 80, 76, 72, 72, 72, 71, 68, 62, 59, and 48

Compared with American Caucasian infants, Chinese and Japanese babies tend to be

A) more fearful. B) more active. C) less inhibited. D) less easily soothed when upset.

When a person provides both the genetic makeup and the environment in which another person lives, it is called

A) direct transmission. B) indirect transmission. C) concordance rate. D) gene-environment correlation.