Question
A city ballot includes a local initiative that would legalize gambling. The issue is hotly contested, and two groups decide to conduct polls to predict
A city ballot includes a local initiative that would legalize gambling. The issue is hotly contested, and two groups decide to conduct polls to predict the outcome. The local newspaper finds that 45% of 200 randomly selected voters plan to vote "yes," while a college Statistics class finds 46% of 800 randomly selected voters in support. Both groups will create 95% confidence intervals. Assume that all voters know how they intend to vote and that the initiative requires a majority vote to pass.
Find both confidence intervals.
The confidence interval for the local newspaper is ( __%, __%)
The confidence interval for the college Statistics class is ( __%, __%)
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