1. A survey about same-sex marriage used a random sample with 1200 adults. The results showed...

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1. A survey about same-sex marriage used a random sample with1200 adults. The results showed that30% favored legal marriage, 32%favored civil unions, and 38% favored no legalrecognition. Computer the right boundary at the 91% C.L. for theproportion of adults who favor the â€œlegal marriageâ€ position.
2. A survey about same-sex marriage used a random sample with1200 adults. The results showed that30% favored legal marriage, 32%favored civil unions, and 38% favored no legalrecognition. Computer the right boundary at the 94% C.L. for theproportion of adults who favor the â€œcivil unionâ€ position.
3. A survey about same-sex marriage used a random sample with1200 adults. The results showed that30% favored legal marriage, 32%favored civil unions, and 38% favored no legalrecognition. Computer the right boundary at the 97% C.L. for theproportion of adults who favor the â€œno legal recognitionâ€position.

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a sample proportion 03 sample size n 1200 Standard error SE sqrtpcap 1 pcapn SE sqrt03 1 031200 00132 Given CI level is 91 hence 1 091 009 2 0092 0045 Zc Z2 17 Margin of Error See Answer

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