Paper 1 · Research Aptitude
UGC NET June 2024 Re-Exam (29.08.2024) Shift-II
Identify the threats to internal validity related to participants in a study. Choose the correct answer from the options given below.
- 1. Testing threats
- 2. Selection threats
- 3. History threats
- 4. Attrition threats
A1, 2, 3 only
B2, 3, 4 only ✓ Correct
C1, 2, 4 only
D1, 3, 4 only
Correct answer: (B) 2, 3, 4 only — The participant-related threats are 2, 3 and 4, so that is the answer.
Explanation
★The participant-related threats are 2, 3 and 4, so that is the answer.
★Selection threat arises from non-equivalent groups.
★History threat arises from outside events during the study.
★Attrition threat arises from participants dropping out.
★Testing threat relates to measurement rather than participants here.
★Hence 2, 3 and 4 is correct.
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