Solution-Confidence interval for a population proportion

Confidence interval for a population proportion

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Reference no: EM13944689

A 95% confidence interval for a population proportion yielded the interval (.678, .764).

Show your work.

1. Compute the margin of error.

2. Compute the sample proportion.

3. Will a 90% confidence interval be wider or narrower? Explain.

Reference no: EM13944689

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Confidence interval for a population proportion

Reference no: EM13944689

Reference no: EM13944689

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