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In a poll of 555 human resource professionals, 40.0% said that body peircings and tattoos were big...

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Basic Math

Ina poll of 555 human resource professionals, 40.0% said that bodypeircings and tattoos were big grooming red flags. Complete parts(a) through (d)

a.) among the 554 human resource professionals who weresurveyed, how many of them said that the body piercings and tattooswere big grooming red flags ?


b.) construct a 99% confidence interval estimate of theproportion of all human resource professionals believing that bodypiercings and tattoos are big grooming red flags
< p <

c.) repeat part (b) using a confidence level of 80%
< p <

d.) compare the confidence intervals from parts b and c whatidentify the interval that is wider. Why is it wider ?

Answer & Explanation Solved by verified expert
3.6 Ratings (542 Votes)
Part an 554400 said that body peircings and tattoos were big grooming redflags554 400 2216 222222 said that body    See Answer
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