Studies in which neither the participants nor the experimenters know who has obtained the treatment are called __________ studies
Fill in the blank(s) with correct word
double-blind
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In the analysis of variance, MSGroups measures how different group means are, and MSerror measures variability within each group. If the null hypothesis were false, what would we expect to find?
a. That MSgroups and MSerror would be roughly equal. b. That MSgroups would be larger than MSerror. c. That MSerror is larger than MSgroups. d. That MSerror is close to zero.
Studies suggest that the preferred means of dealing with overstaffing is to
a. divide the group up. b. punish deviance. c. restrict membership. d. encourage members. e. reorganize the group.
Dehumanizing an enemy (e.g., referring to Germans as "Krauts" or Japanese as "Nips" or "Japs" during World War II or referring to Vietnamese as "gooks" during the Vietnam War) can contribute to further aggression and even wartime atrocities by
a. increasing frustration. b. reducing our ability to empathize. c. increasing cognitive dissonance. d. increasing inhibitions.
The parameters of the distribution of means are related in very simple ways to the parameters of the distribution of ______ from which the samples were drawn.
a. scores b. medians c. modes d. means