Threats to internal validity from regression to the mean in randomized, posttest-only, control-group designs are controlled by
A) nonrandom assignment of participants.
B) random assignment of participants to groups.
C) controlling for experimental effect.
D) Both A and C
Answer: B
Political Science
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a. party democracy b. party oligarchy c. party federation d. party republic e. party commonwealth
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The Democratic lead in partisan identification among voters __________
a. is getting larger - b. is shrinking c. is staying constant d. has become negligible
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Muckraking
What will be an ideal response?
Political Science
Perhaps the most crucial source of conflict in the myriad wars currently taking place all over the world is __________
A) kinship B) fascism C) forestry resources D) ethnic conflict
Political Science