Sean is conducting an experiment whereby he wants to measure sexual arousal by monitoring rates of perspiration and thus has purchased a new machine to measure perspiration.
His first task is to make sure that this machine can make accurate and consistent measurements over time. What is Sean doing with his new perspiration monitoring machine?
a. testing its effectiveness c. testing its validity
b. testing its sensitivity d. testing its reliability
Question 2
Dr. Armstrong recently submitted a manuscript detailing her findings on the effects of reality TV on promiscuity in young adults to the Journal of Adolescent Psychology.
Those who reviewed Dr. Armstrong's work for the Journal of Adolescent Psychology asked that she add additional subjects before her work can be accepted for publication. Dr. Armstrong is given a deadline of two months by the Journal of Adolescent Psychology to resubmit her work. To meet this deadline, Dr. Armstrong offers her introduction to psychology students extra credit for participating as subjects in her study. What does Dr. Armstrong risk by doing this?
a. She will acquire data that is not quantifiable.
b. Her data will be unreliable.
c. She may risk sanctions from the college dean for exposing the students to sex research.
d. There may be a sampling bias.
Gorillas live in one-male or multimale groups, from which females emigrate at sexual materity.
Mensuration: A goniometer is used to measure the range of motion of a joint.
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Goniometer measure of joint range of motion