A poll of 1027 adults in a certain country found that 23 % identified themselves

Question

A poll of 1027 adults in a certain country found that 23 % identified themselves as the followers of some religion. The margin of error was 4 percentage points with 90 % confidence. Which of the following represents a reasonable interpretation of the survey results? A. There is 90 % confidence that the proportion of adults in a certain country who identify themselves as the followers of some religion is between 19 % and 27 %. B. In 90 % of samples of adults in a certain country, the proportion who identify themselves as the followers of some religion is between 19 % and 27 %. C. There is between 86 % and 94 % confidence that 23 % of adults in a certain country identify themselves as the followers of some religion. D. There is 90 % confidence that 23 % of adults in a certain country identify themselves as the followers of some religion.

Explanation / Answer

The correct interpretation of results will be:

There is 90 % confidence that the proportion of adults in a certain country who identify themselves as the followers of some religion is between 19% and 27%

Option A is correct.

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