It is possible to quantify the strength of the association between x and y using a quantity called the ______.
a. slope
b. intercept
c. the covariance
d. correlation coefficient
Ans: D
You might also like to view...
Dallas is a 10-year-old boy who has a mental age of 10 years. His IQ would be ________
a) 80 b) 100 c) 115 d) 130
Anna Freud's pioneering work was ____.?
a. ?on the id b. ?on the mechanisms of motivation c. ?on child analysis d. ?realized only after her father's death and her self-analysis e. ?the founding of a clinic for training psychology teachers
Horatio, age 17, took his parents' car without asking last Friday. He did not get in an accident, and he did not get caught. Which of the following statements is the most likely to be true?
A) Horatio will rate the benefits of taking his parents' car without asking lower than peers who have not tried it. B) Horatio will rate the risks of taking his parents' car without asking higher than peers who have not tried it. C) Horatio will be more likely in the future to take his parents' car without asking than peers who have not tried it. D) Horatio will be less likely in the future to take his parents' car without asking than peers who have not tried it.
Polydrug use refers to:
a. the use of drugs that produce active metabolites. b. the use of multiple substances. c. using the same substance through multiple administration routes. d. taking a much larger dose of a drug than usual.