Confidence interval estimate of the proportion

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In a poll of 521 human resource? professionals, 54.7?% said that body piercings and tattoos were big grooming red flags. Complete parts? (a) through? (d) below.

Among the 521 human resource professionals who were? surveyed, how many of them said that body piercings and tattoos were big grooming red? flags?

Construct a? 99% confidence interval estimate of the proportion of all human resource professionals believing that body piercings and tattoos are big grooming red flags. <p<?

Repeat part? (b) using a confidence level of? 80% <p<?

Reference no: EM132384936

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