A researcher found a correlation of -.65 between college students' grade-point averages and the number of hours they spend watching television each month. What can you conclude from this correlation?
a) Watching a lot of television causes bad grades.
b) Good students watch a lot of television and get good grades.
c) There is a relation between television watching and college grades.
d) Poor grades lead students to watch more television to reduce their bad feelings.
ANS: c
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Suppose you were the director of a rape crisis center. What could you expect in terms of the frequency of posttraumatic stress disorder (PTSD) among the clients who come to your center immediately and at three months after a traumatic experience?
a. Because PTSD is delayed, no one would meet the criteria for PTSD at this time b. About 10 percent would meet the criteria for PTSD immediately; about 50 percent would suffer from PTSD at three months. c. PTSD symptoms could be present immediately, but symptoms could go away for periods of time. d. Because rape is quite common, there will be almost no cases of PTSD either immediately or three months after the assault.
What list correctly states the four goals of psychology?
a. ?observe, interpret, correlate, replicate b. ?monitor, survey, associate, experiment c. ?describe, predict, explain, control d. ?extract, inventory, analyze, change
All goals in organizations are called official goals.
Answer the following statement true (T) or false (F)
According to Collins and Quillian's model, to which of the statements below is the
response time most likely to be FASTEST? a. "A salmon is a fish." b. "A salmon swims upstream to lay eggs." c. "A salmon has gills." d. "A salmon can move around." e. "A salmon has fins."