A bias that may operate in research when people are allowed to determine whether or not they will receive a treatment is called a
A) volunteer bias.
B) treatment bias.
C) selection factor.
D) experimenter bias.
C
Psychology
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On average, personality traits differ from one part of the United States to another
a. True b. False Indicate whether the statement is true or false
Psychology
In an experimental study of the effects of practice on reaction time, practice would be the:
a. control group. b. independent variable. c. experimental group. d. dependent variable.
Psychology