How long should an abstract be?
a. About one page long
b. About 150 to 250 words
c. Roughly 50 words long
d. There is no exact length
b
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Two to 3 million teenagers work illegally. One reason for this is that
a. employers may want to avoid paying taxes or minimum wages. b. there are not enough older people available to fill these jobs. c. teens work harder and faster than older people, and as such, are preferred by employers. d. teens can legally work only a few hours per week, so employers can pay them less.
Rajan has practiced until he is able to remember the population of every country in the world. This ability will most likely
a. greatly increase Rajan's ability to learn and remember foreign words. b. have little impact on cognitive abilities unrelated with knowledge for populations. c. disrupt his autobiographical memories. d. enhance the size of his sensory register.
Sherif's study of individuals watching a pinpoint of light indicated that:
A. social influence is strongest among friends rather than strangers. B. Americans conform less than do persons born in other countries. C. group behavior can be predicted from individual behavior. D. people conform when they face ambiguous situations.
The Spearman rank-order correlation is used when:
A. one wants to determine whether the relationship between variables is monotonic. B. one variable being measured is on an interval scale and the other being measured is on a nominal scale. C. dependent variables are scaled on a ratio scale. D. both of the variables being correlated are measured on a dichotomous scale.