In a poll of
593
human resource? professionals,
49.1
?%
said that body piercings and tattoos were big grooming redflags. Complete parts? (a) through? (d) below.
?a) Among the
593
human resource professionals who were? surveyed, how many ofthem said that body piercings and tattoos were big grooming red?flags?
291
?(Round to the nearest integer as? needed.)
?b) Construct a? 99% confidence interval estimate of theproportion of all human resource professionals believing that bodypiercings and tattoos are big grooming red flags.
0.438
less than p less than0.544
?(Round to three decimal places as? needed.)
?c) Repeat part? (b) using a confidence level of? 80%.
_____
