Tina has been in psychoanalysis for just over a year. Lately she has started to become extremely hostile toward her therapist. Up until this time, she has had a very positive relationship with the therapist. According to Freud, Tina's behavior may be a sign of:

Jerika has to choose among four different ability tests. Of these options, which one represents the BEST choice?

A) a test with a validity coefficient of .15 B) a test with a validity coefficient of .30 C) a test with a coefficient of determination of .01 D) a test with a coefficient of determination of .00

Which of the following researchers is creditedwith discovering classical conditioning?

a. John Watson b. B. F. Skinner c. Albert Bandura d. Ivan Pavlov