OCTOBER 2018 Sub. Code: 1255
M.Sc. MEDICAL LABORATORY TECHNOLOGY EXAMS
FIRST YEAR
PAPER V EPIDEMIOLOGY AND BIOSTATISTICS
Q.P. Code 281255
Time Three hours Maximum 100 Marks
I. Elaborate on: x 20 40)
1. Discuss Bradford Hill's causal criteria in epidemiology.
2. Discuss cohort study design with pertinent example.
II. Write notes on (10 x 6 60)
1. Describe Endemic, Epidemic and Pandemic with suitable examples.
2. Explain cross sectional study design.
3. Describe normal distribution.
4. Write a short note on selection bias.
5. Briefly explain randomization and blinding.
6. Explain scales of measurement.
7. Write short notes on p value and confidence intervals.
8. Differences between parametric and non parametric tests.
9. Write short notes on measures of dispersion.
10. Explain Student's t test.