What is the upper confidence limit of an approximate 95

Reference no: EM13607319

In a survey of drinking beer in young people, 400 boys and 500 girls were asked whether they had ever drunk beer; 302 of the boys and 217 of the girls said Yes.

What is the upper confidence limit of an approximate 95% confidence interval for the difference between the underlying proportion of boys who said that they had ever drunk beer and the underlying proportion of girls who said that they had ever drunk beer? Explain and show work.

Reference no: EM13607319

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