If the way a variable is measured changes during the course of a study, this threat to validity is called:
A) Testing effect
B) Instrumentation effect
C) Maturation effect
D) Multiple-treatment interference
Correct Answer:
Verified
Q22: When there is differential maturation in two
Q23: It is sometimes forgotten that the ability
Q24: When the participants in the different treatment
Q25: Reactivity can influence:
A) The ecological validity of
Q26: When the researcher is unable to provide
Q28: A researcher is carrying out a study
Q29: A personnel committee is evaluating professors. Professor
Q30: The ability to generalize results across settings
Q31: The ability to generalize the results of
Q32: The ability to generalize the results across
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