If two variables are completely unrelated to each other, they will yield a correlation coefficient of zero

According to Holland's theory of types, congruence refers to

a. The degree of similarity between the six different Holland types b. The relationship between an individual's personality and work environment c. The level of distinctiveness between each of the six Holland types d. An individual's ability to match his or her interests with work environment characteristics

Who has the highest IQ?

A) Clarissa, with a mental age of 9 and a chronological age of 9 B) Matt, with a mental age of 9 and a chronological age of 10 C) Cecilee, with a mental age of 9 and a chronological age of 7 D) They would all be close in IQ; the difference would not be significant.