As children grow older, their discretionary income usually increases. The best conclusion to draw about the variables age and income are that they are:
a) causally related.
b) uncorrelated.
c) negatively correlated.
d) positively correlated.
ANS: D, As two variables move in the same direction, this indicates a positive correlation between them.
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Which type of conflict tends to be MOST unpleasant and highly stressful?
a. approach-approach b. avoidance-avoidance c. approach-avoidance d. attack-avoidance
When individuals are not aware of the presence of an observer, as when data from physical traces or archival records are analyzed, the observation is described as
A. reactive. B. unobtrusive. C. spurious. D. a natural treatment.
Testimonial evidence provides hard scientific evidence that ESP exists.
Answer the following statement true (T) or false (F)
Ted taught his cat to turn in a circle every time he waved his hand in a circular motion. After the response Ted would pet the cat and give it a treat. From Skinner's perspective the treat would be considered a
a. bribe. c. reinforcer. b. stimulus. d. control.