Question

Q. An investigator is intending to estimate the prevalence of Anaemia in a selected district. The expected prevalence is 28%. The required sample size to estimate the prevalence with a relative precision of 10% an error of 5% would be
a) 514
b) 806
c) 1029
d) 1526

Answer 1

Answer:

answer is d

Step-by-step explanation:

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Answer 2

The correct answer is option (d) 1526.

Explanation:

• An investigator is intending to estimate the prevalence of Anaemia in a selected district.
• The expected prevalence is 28%.
• The required sample size to estimate the prevalence with a relative precision of 10% an error of 5% would be 1526.
• The population size is always considered in any scientific investigation.
• If the population is too big, researchers opt to simply get a sample size.