1. Dr. Syed Irfan Ali SAMPLING DESIGNS IN OPERATIONAL HEALTH RESEARCH 2. RESEARCH Basic/ applied Empirical /theoreti cal Health research triangle Research Behavio ural Biomedi…
Lecture 4 - Survey design Sampling Sample size/precision Data collection issues Sources of bias Critical review of survey reports Why do surveys? Information on particular…
Lecture 4 - Survey design Sampling Sample size/precision Data collection issues Sources of bias Critical review of survey reports Why do surveys? Information on particular…