Problem 120 of 7
Identify factors affecting margin of error in sample proportion is closer to 0 or 1.
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cite sample size and variability.
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Cite sample size and variability for proportions and means.
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Solution
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1. Identify sample size, variability, confidence level, and sampling design.
2. State how each affects margin.
3. Separate random error from bias.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Saying margin of error only depends on sample percent.