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Q1. The given data associates to an unusual episode when the SS Titanic sank in the early on twentieth century.

2429_Epidemiological characteristics.jpg

describe the epidemiological characteristics or features of this episode (Hint: consider crude rates, socio-economic specific rates, gender rates and so on and any comparisons which are evident)

Q2. In which special conditions can cross-sectional surveys be employed to test the hypotheses? In your answer in brief describe the features or characteristics of a cross-sectional study.

Q3. Case-control studies can be of a higher quality than the prospective cohort study. Describe why you agree or conflict with this statement.

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  • Category:- Biology
  • Reference No.:- M99290

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