[Solution Library] Researchers sampled 468 adolescents for a study. The proportion of the adolescents in the sample who ever drank alcohol was 0.28. The estimated
Question:
Researchers sampled 468 adolescents for a study. The proportion of the adolescents in the sample who ever drank alcohol was 0.28. The estimated standard error of the proportion was 0.04. Calculate 95% confidence interval for the proportion of adolescents who ever drank alcohol. Report the upper limit of the confidence interval. Round to the nearest 100 th place.
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