Nokea
Mortality experience is taken into consideration when defining
- A. General fertility rate
- B. Total fertility rate
- C. Net reproduction rate
- D. Gross reproduction rate
Correct Answer: C
Rationale: Net Reproduction Rate (NRR) considers mortality experience, as it reflects the average number of daughters a woman would have if she survived through her reproductive years.
You may also like to solve these questions
UNFPA established in
- A. 1969
- B. 1954
- C. 1949
- D. 1974
Correct Answer: A
Rationale: The United Nations Population Fund (UNFPA) was established in 1969.
The true regarding chi square test:
- A. Null hypothesis is equal
- B. Does not test the significance
- C. Tests correlation and regression
- D. Measures the significance of difference between two proportions
Correct Answer: D
Rationale: Chi-square tests assess differences between observed and expected frequencies.
Calculate the percentage decline in the death rate for all causes. What generalizations can be made about changes in disease rates between 1900 and the present?
- A. Death rates declined significantly due to advancements in healthcare.
- B. Death rates increased due to population growth.
- C. Death rates remained constant despite medical advancements.
- D. Death rates fluctuated without clear trends.
Correct Answer: A
Rationale: Death rates have declined significantly since 1900 due to improvements in healthcare, sanitation, and living conditions.
You are planning a case-control study of lung cancer to test the hypothesis that vegetable consumption is protective against lung cancer. Would you match on smoking? Explain your answer.
- A. Yes, because smoking is a known confounder for lung cancer.
- B. No, because matching on smoking will introduce overmatching.
- C. Yes, because smoking correlates with vegetable consumption.
- D. No, because smoking is unrelated to vegetable consumption.
Correct Answer: A
Rationale: Smoking is a strong confounder for lung cancer, and matching on smoking helps ensure comparability between cases and controls, preventing spurious associations.
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.