Nokea
What is meant by determinants in epidemiology?
- A. Factors influencing disease occurrence.
- B. Only genetic factors.
- C. Only environmental factors.
- D. Only behavioral factors.
Correct Answer: A
Rationale: Determinants encompass all factors—biological, environmental, and social—that contribute to disease occurrence.
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Define the following terms: Controlled clinical trial
- A. A study where all participants receive the same treatment.
- B. A trial comparing an intervention against a control group.
- C. A trial without any specific hypotheses.
- D. A trial conducted without ethical approval.
Correct Answer: B
Rationale: Controlled clinical trials compare interventions to a control to establish causality.
Vitiate value which repeats maximum number of times is known as:
- A. Mean
- B. Median
- C. Mode
- D. Average
Correct Answer: C
Rationale: The mode is the value that appears most frequently in a dataset.
Which is not related to marriage?
- A. Polygamy
- B. living together
- C. love
- D. divorce
Correct Answer: C
Rationale: Love is an emotion and not directly a legal or formal aspect of marriage.
Binomial distribution is
- A. Discrete distribution
- B. Continuous distribution
- C. Individual distribution
- D. Poisson distribution
Correct Answer: A
Rationale: The binomial distribution models discrete outcomes, typically successes and failures.
In any programme target refers to:
- A. set of activities
- B. objective of programme
- C. degree of achievement
- D. evaluation to be done
Correct Answer: C
Rationale: Targets in programs refer to the degree or level of achievement expected.