One of the fundamental requirements of all true experiments is that the
different groups be
a. equivalent at the outset.
b. tested under at least three different conditions.
c. matched on several covariates.
d. none of these, since in the true experiment different groups can never be
used.
a
You might also like to view...
Renee knows that to focus on solving her math problem, she needs to filter out the background noise in the classroom, such as her friends talking to each other. Renee is using __________ attention.
A. selective B. sustained C. operational D. executive
Laela is interested in studying how our thoughts and behaviors are influenced by the groups to which we belong. Laela's work will MOST closely intersect with which other social science?
a. economics b. sociology c. neuroscience d. history
Childhood poverty is a daily reality for about one in ____ children in the United States
a. four b. five c. seven d. eight
A specialist in communication was describing a nonverbal gesture a person makes to emphasize or accent words, yet does not have a specific meaning. Which form of nonverbal communication was she describing?
a) adaptors b) emblems c) regulators d) illustrators