Find the range of population
A company surveyed a society to find out the percentage of people who consumed burgers regularly. It went into the survey with a confidence of 95%. The margin of error considered was ±1%. About 25% of 1000 people polled Yes in a society of 10,000 people. What is the range of people in the population who would have voted Yes?
OPTIONS
- 20% – 30%
- 22% – 28%
- 24% – 26%
- 21% – 29%
ANSWER
24% – 26%
EXPLANATION
Applying standard confidence intervals formula for proportions.