In a poll of 517 human resource professionals, 45.8% said that body piercings and tattoos were big personal grooming red flags. Complete parts (a) through (d) below. a. Among the 517 human resource professionals who were surveyed, how many of them said that body piercings and tattoos were big personal grooming red flags 237 (Round to the nearest integer as needed.) b. Construct a 99% confidence interval estimate of the proportion of all human resource professionals believing that body piercings and tattoos are big personal grooming red flags.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter10: Statistics
Section10.4: Distributions Of Data
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In a poll of 517 human resource professionals, 45.8% said that body piercings and tattoos were big personal grooming red flags. Complete parts (a) through (d)
below.
a. Among the 517 human resource professionals who were surveyed, how many of them said that body piercings and tattoos were big personal grooming red flags?
237 (Round to the nearest integer as needed.)
b. Construct a 99% confidence interval estimate of the proportion of all human resource professionals believing that body piercings and tattoos are big personal
grooming red flags.
<p<
(Round to three decimal places as needed.)
Transcribed Image Text:In a poll of 517 human resource professionals, 45.8% said that body piercings and tattoos were big personal grooming red flags. Complete parts (a) through (d) below. a. Among the 517 human resource professionals who were surveyed, how many of them said that body piercings and tattoos were big personal grooming red flags? 237 (Round to the nearest integer as needed.) b. Construct a 99% confidence interval estimate of the proportion of all human resource professionals believing that body piercings and tattoos are big personal grooming red flags. <p< (Round to three decimal places as needed.)
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