Question: 2 (2) What size sample is needed to get a margin of error within 12% with 95% confidence 2 (2) What size sample is needed

2 (2) What size sample is needed to get a margin of

2 (2) What size sample is needed to get a margin of error within 12% with 95% confidence

2 (2) What size sample is needed to get a margin of error within with 95% confidence.

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