[AHS 0321] MARCH 2021 Sub. Code: 1711
(AUGUST 2020 EXAM SESSION)
B.Sc. MEDICAL RECORD SCIENCE
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SECOND YEAR (Regulations 2010-2011, 2015-2016 & 2018-2019)
PAPER I – BIOSTATISTICS AND HOSPITAL STATISTICS
Q.P. Code : 801711
Time: Three hours Answer ALL Questions Maximum: 100 Marks
I. Elaborate on: (3 x 10 = 30)
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- Write on various measures of central tendency and discuss their relative merits.
- Explain the steps followed in doing research.
- Find out the usefulness of the vaccine using the following data. (Chi square with 1 degree of freedom: 5% level = 3.84, 1% level=6.63)
| Got disease | Did not get disease | Total | |
|---|---|---|---|
| Vaccinated | 20 | 40 | 60 |
| Not vaccinated | 20 | 20 | 40 |
| Total | 40 | 60 | 100 |
II. Write notes on: (8 x 5 = 40)
- Forming of frequency distribution.
- Types of variables.
- Characteristics of Normal distribution.
- Theorems of probability.
- Correlation and Regression.
- Stratified and systematic sampling.
- Measurement of morbidity.
- Uses and Limitation of Hospital Statistics.
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III. Short answers on: (10 x 3 = 30)
- Define statistics.
- Interquartile range.
- Coefficient of variation.
- Cluster sampling.
- Type I and Type II errors.
- Uses of Scatter diagram.
- Cumulative frequency curve.
- Bed Occupancy Rate.
- Outpatient statistics.
- Hospital Birth rate and Death rate.
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