The ____________ is a reactivity effect name after a famous case in which subjects responded to the fact that they were in an experiment more than to the treatment.
A) Hawthorne Effect
B) experimenter expectancy
C) external validity
D) reactivity
Correct Answer:
Verified
Q15: _ is a threat to internal validity
Q16: A threat to internal validity that occurs
Q17: A type of reactivity and threat to
Q18: A _ is a type of experimental
Q19: A general threat to external validity that
Q21: The _ is when subjects do not
Q22: This is an experimental design used to
Q23: The act of _ assigning research subjects
Q24: An experimental design that has random assignment,
Q25: An experimental design that has all the
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