A research study finds that a group of participants who received relaxation training had lower exam anxiety scores than a group who did not receive training. However, the researcher suspects that the difference between groups may be caused by the fact that the participants in one group are generally smarter than those in the other. This study has a problem with ____
a. internal validity
b. external validity
c. experimental validity
d. correlational validity
a
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Which of the following is not characteristic of most 3- and 4-year-olds?
a. They know the difference between dreams and reality. b. They believe that the same dream is experienced by different people. c. They believe that dreams are controllable. d. They believe that dreams are the same as reality.
During labor and delivery, electronic fetal monitoring (EFM) tracks the ______________________
a. mother's breathing technique b. fetus's brain activity c. fetus's heartbeat d. position of the placenta
Human beings are genetically predisposed to gain weight when rich food is abundant
Indicate whether this statement is true or false.
A class of psychological disorders characterized by excessive or maladaptive anxiety reactions is __________ disorders.
A. somatoform B. anxiety C. dissociative D. personality