Controlling threats to the internal validity of a study is best done once the data have been collected.
Correct Answer:
Verified
Q26: In qualitative research, internal validity:
A) is irrelevant
B)
Q27: Matching
-Instrumentation threat
A) Age, gender, and class
B) Unreturned
Q28: Matching
-Mortality threat
A) Age, gender, and class
B) Unreturned
Q29: Matching
-Subject characteristics threats
A) Age, gender, and class
B)
Q30: Matching
-History threat
A) Age, gender, and class
B) Unreturned
Q31: Matching
-Location threat
A) Age, gender, and class
B) Unreturned
Q32: The Hawthorne effect deals with subjects who
Q33: Studies in special education are particularly vulnerable
Q34: To avoid a possible implementation threat, a
Q35: A history threat is one that a
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