Horizontal line drawn from 50% tick mark to plotted curve intersects at median
- A. Cumulative frequency curve
- B. Survival curve
- C. Both
- D. Neither
Correct Answer: A
Rationale: This feature describes cumulative frequency curves where the median is identified.
You may also like to solve these questions
According to guideline recommended by WHO for quality of water E coli in distribution system per 100 ml of water is
- B. 50
- C. 100
- D. 5
Correct Answer: A
Rationale: WHO guidelines specify that no E. coli should be present in drinking water.
Qualitative data is not generated by
- A. Focus group discussion
- B. Observation
- C. Questionnaire
- D. Interviews
Correct Answer: C
Rationale: Qualitative data is generally not collected through structured questionnaires, which are more suited for quantitative data.
The measure of central location most commonly used with the interquartile range is the:
- A. Arithmetic mean
- B. Geometric mean
- C. Median
- D. Midrange
Correct Answer: C
Rationale: The median is typically paired with the IQR to summarize data.
Define in your own words the term 'the natural history of disease'.
- A. The progression of a disease without medical intervention.
- B. The impact of treatment on disease outcomes.
- C. The study of disease origins.
- D. The distribution of diseases in populations.
Correct Answer: A
Rationale: The natural history of disease refers to the course a disease takes in the absence of medical intervention, from onset to resolution.
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.