Nokea
When people migrate within the same country,it is called:
- A. in migration
- B. emigration
- C. outmigration
- D. immigration
Correct Answer: A
Rationale: In-migration refers to movement into a particular area within the same country.
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Male and female rats experimented with 4 different drugs, then which of the following study is conducted.
- A. chi square test
- B. z test
- C. t test
- D. none
Correct Answer: A
Rationale: Chi-square tests assess associations between categorical variables, useful here for analyzing drug effects across genders.
In epidemiology, the measure of central location generally preferred for summarizing skewed data such as incubation periods is the:
- A. Mean
- B. Median
- C. Midrange
- D. Mode
Correct Answer: B
Rationale: The median is less affected by outliers and skewed data.
To what extent does epidemiology rely on medical disciplines for its content, and to what extent does it draw upon other disciplines?
- A. It relies entirely on medical disciplines.
- B. It relies entirely on non-medical disciplines.
- C. It integrates medical disciplines with social sciences and biostatistics.
- D. It does not rely on any specific discipline.
Correct Answer: C
Rationale: Epidemiology is interdisciplinary, combining knowledge from microbiology, biostatistics, social sciences, and clinical medicine.
Median is almost equivalent to
- A. 25th percentile
- B. 50th percentile
- C. 75th percentile
- D. 10th percentile
Correct Answer: B
Rationale: The median corresponds to the 50th percentile, dividing the dataset into halves.
M.S in Public Health in IOM was stopped in
- A. 1996
- B. 1997
- C. 1998
- D. 1999
Correct Answer: A
Rationale: The MS in Public Health program at IOM was discontinued in 1996.