In research reports, a statement that "the results of the
experiment were statistically significant" means that the
difference must be large enough so that it would occur by chance in how many experiments out of 100?
a. less than five
b. less than 20
c. more than five
d. more than 20
ANSWER: a
You might also like to view...
When would an erectile disorder diagnosis be inappropriate?
a. When a male can achieve an erection during sleep, but not in sexual activity b. When a male can achieve an erection initially, but cannot maintain it long enough for penetration c. When a male can attain at least a partial erection d. When a male is not distressed about his inability to attain an erection
Dr. Kelly Earls, a neuropsychologist, was sitting next to an individual on a train who was exhibiting uncontrollable movement. Dr. Earls assumed that this individual had an imbalance in which of the following neurotransmitters?
a. acetylcholine c. serotonin b. norepinephrine d. dopamine
Kosslyn asked participants to move about mentally on a fictional island that they had studied on a map. He believed that participants would take ______ to travel for ______ distances
A. less time; longer B. more time; longer C. more time; shorter D. the same amount of time; all
What might best explain the Darwinian contradiction of how homosexuality could survive when genes are unlikely to be passed on to future generations?
A. Homosexual men still engage in sexual relationships with women. B. This is a statistical anomaly that can be explained when population size is controlled for. C. Increased births in women on the mother's side of the family of homosexual men passes the genes on. D. Homosexuality skips generations.