In a factorial design, researchers often run experiments to investigate interaction effects because ______.
a. they are most interesting
b. these tend to receive the most grant funding
c. main effects are already known
d. they can typically use at least a two-factor design
c. main effects are already known
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The formalization of a couple's decision to marry is called a(n) ________.
1) betrothal 2) nuptial promise 3) wedding shower 4) engagement
Which element of the three true experiments helps to account for confounds?
a. random assignment b. number of participants c. test regain d. static group control
From a sociological point of view the high percentage of black athletes who play professional basketball is evidence that blacks are the superior athletes
a. True b. False Indicate whether the statement is true or false
Second-generation jails are also known as ________.
A. indirect-supervision jails B. pay-to-stay jails C. circular-dayroom facilities D. podular remote-supervision facilities