Rich's first psychology exam score is +1 standard deviation from the mean in a normal distribution. The test has a mean of 60 and a standard deviation of 6 . Rich's percentile rank would be approximately

a. 70%

What is external validity?

A. The extent to which research findings are consistent with hypotheses B. The extent to which the sample equals the population C. The extent to which research findings can be generalized beyond the study D. A measure of how powerful the statistics being used are within a study

In a study in which laypeople and experts were asked to jot down a list of behaviors that they regarded as typical of highly intelligent people, both groups viewed intelligence as made up of which of the following three attributes?

A) recognition of people and objects, alertness, and awareness of environment B) reasoning, learning ability, and creativity C) verbal ability, motor coordination, and curiosity D) verbal ability, problem solving, and social competence