If an individual lives in a culture that discourages the expression of emotion, then ____________________ will be somewhat harder to detect and treat

In Piaget's stage of concrete operations, children can think

A) only using assimilation. B) only using accommodation. C) in a decentered way, able to consider multiple aspects of a problem. D) abstractly and hypothetically.

In Dr. Jeffers' study, he discovered that many of the participants had a special appreciation for the scientific value of research. Dr. Jeffers should be concerned with

A) practice effects. B) selective attrition. C) cohort effects. D) biased sampling.