Paper 1 · Research Aptitude
UGC NET December 2023 (12.12.2023) Shift-II
Identify the types of longitudinal studies from the following. Choose the correct answer from the options given below.
- 1. Trend studies
- 2. Cross-sectional studies
- 3. Panel studies
- 4. Prospective studies
A1 and 3 only
B1, 2 and 3 only
C2, 3 and 4 only
D1, 3 and 4 only ✓ Correct
Correct answer: (D) 1, 3 and 4 only — Trend, panel and prospective studies are longitudinal, so the answer is 1, 3 and 4.
Explanation
★Trend, panel and prospective studies are longitudinal, so the answer is 1, 3 and 4.
★A longitudinal study collects data from the same population over a period of time.
★Trend studies take repeated samples from the same population across time.
★Panel studies survey the very same individuals repeatedly over time.
★Prospective studies follow a group forward in time to observe outcomes.
★A cross-sectional study observes a population at one point in time, so it is not longitudinal.
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