Suppose that a researcher wants to see which gender is most helpful, men or women. The researcher parks a car with a flat tire on a road and tallies the number of men and women who stop to help. What would be an example of one confounding variable in this study?
a. The men are more likely than women to be familiar with fixing a flat tire.
b. The gender of the participants cannot be accurately determined.
c. The operational definition of helping has not been specified with precision.
d. The results probably depend upon the amount of traffic that passes by.
A
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What impulse control disorder is defined by aggressive behaviors resulting in serious assaultive acts or destruction of property?
a. pyromania b. kleptomania c. intermittent explosive disorder d. borderline personality disorder
Myelin is important to the nervous system because it
a. transmits neural impulses from the brain to the body. b. directs the release of hormones from the endocrine glands. c. increases the transmission speed of neural impulses. d. is where memories are stored.
SIDS is the most common cause of death of infants in the Western world between the ages of one month and one year
Indicate whether the statement is true or false
A physician notices that twice as many female patients complain of depression as male patients. The physician's first thought is that the cause is hormonal or genetic differences in the sexes. Research has ____. a. shown that only males who have a genetic vulnerability develop depression
b. been done extensively on this and results confirm that there is a hormonal basis for depression c. proven that this is never the case d. suggested that environmental and social-cultural factors interact with biological factors to influence gender differences in depression