Construct a confidence interval for population proportion

Reference no: EM1316741

Finding 98% confidence interval using the single proportion.

Use the given degree of confidence and sample data to construct a confidence interval for the population proportion.

A survey of 300 union members in New York State reveals that 112 favor the Republican candidate for governor. Construct a 98% confidence interval for the percentage of all New York State union members who favor the Republican candidate.

o (30.8%, 43.8%)
o (26.7%, 47.9%)
o (30.1%, 44.5%)
o (17.8%, 56.8%)

Reference no: EM1316741

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