When subjects experience a treatment that wasn't intended by the researcher is known as ______.
A) treatment misidentification
B) self-fulfilling prophecy
C) the John Henry effect
D) contamination
Correct Answer:
Verified
Q33: A study in which data are collected
Q34: Carrington and Schulenberg's (2008) study of the
Q35: A type of contamination in experimental and
Q36: If researchers were evaluating the effectiveness of
Q37: The random assignment of subjects to experimental
Q39: Matching is another procedure that can be
Q40: A source of internal (causal) invalidity occurring
Q41: Selection bias is when subjects develop or
Q42: Field experiments conducted to evaluate social programs
Q43: Time Series designs include several pretest and
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