1. Live viral vaccine is

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2. In statistics, sample represents:

Question 2 of 20

3. Residence of three village with three different types of water supply were asked to participate in a study to identify cholera carrier. Because several cholera deaths had occurred in the recent past, virtually everyone present at the time submitted to examination. The proportion of residents in each village who were carriers was computed and compared. This study is a:

Question 3 of 20

4. An investigator wants to study the association between maternal intake of iron supplements (Yes/ No) and birth weights (in gms) of newborn babies. He collects relevant data from 100 pregnant women and their newborns. What statistical test of hypothesis would you advise for the investigator in this situation?

Question 4 of 20

5. In case of Confounding variable which type of association is seen between disease and factor

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6. Not true about propagated epidemics

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7. Which of the following statements about Standard Distribution curve is true:

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8. Screening of oral cancer comes under which level of prevention:

Question 8 of 20

9. Savlon contains

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10. If mean is less than the median, than the data is said to be

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11. When analyzing a small sample with two sets of observations where values of observations are dependent on each other, which test will be used:

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12. Measure of dispersion in normal distribution from mean is known as

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13. What of the following is the best method to measure the degree to which two variables move together in a distribution

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14. Which of the following statements about confidence limits/ interval is true:

Question 14 of 20

15. Diameter of adult tooth brush range

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16. In a demographic cycle, If death rate is declining but there is no increase in birth rate this population is called as

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17. Which of the following methods of water fluoridation do not depend on electric assistance for water flow

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18. Power of a statistical test indicates

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19. Which of the following is not an accepted method of randomization

Question 19 of 20

20. Cavity conditioning in ART is done by

Question 20 of 20