Some of the problems in carrying out a participant observational study include: 1) the use of deception may be unethical; 2) the researchers may influence the other people's behavior; and 3)
a. in attempting to remain anonymous, collecting data can be challenging for the
researcher.
b. the sterile conditions of the laboratory setting sometimes intimidate the subjects.
c. the mailing of the surveys can be expensive, especially in studies involving large
samples.
d. the use of MANCOVA is time-intensive and the results are often difficult to interpret.
a
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In a Skinner box, the cumulative recorder
a. permits the experimenter to control the reinforcement contingencies. b. provides a complete record of everything the animal does. c. delivers the reinforcers. d. creates a graphic record of operant responding as a function of time.
The t distribution for df = 4 is flatter and more spread out than the t distribution for df = 20
Indicate whether the statement is true or false
Carlotta has recently befriended Phyllis, who has been driving Carlotta's children to day care. The new friendship is most likely based on
a. matching. b. proximity. c. similarity. d. prosocial behavior. e. reciprocity.
During the 20th century, which method led to a burst of knowledge about the nervous system?
a. radiography b. phrenography c. functional magnetic resonance imaging d. cranial formation diagnostic imaging