Mathematics · Statistics
The results of two random samples of votes for a proposition are shown below: Sample A: 52% in favor, Margin of error 4.2% Sample B: 48% in favor, Margin of error 1.6% Assuming the samples were selected from the same population using the same method, which of the following is the most appropriate reason that the margin of error for Sample A is greater than that for Sample B?
- 1Sample A had a smaller sample size.✓
- 2Sample A had a larger sample size.
- 3Sample A had a higher percentage of favorable responses.
- 4Sample A had a smaller number of votes that could not be recorded.
Correct answer
Sample A had a smaller sample size.
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