question archive An interactive poll found that 356 of 2314 adults aged 18 or older have at least one tattoo
An interactive poll found that 356 of 2314 adults aged 18 or older have at least one tattoo
Subject:StatisticsPrice:3.87 Bought7
An interactive poll found that 356 of 2314 adults aged 18 or older have at least one tattoo.
(a)Obtain a point estimate for the proportion of adults who have at least one tattoo.
P=
(b) Construct a 95 % confidence interval for the proportion of adults with at least one tattoo.
Lower bound _____ (round to three decimals)
Upper bound _____ (round to three decimals)
(c) Construct a 99 % confidence interval for the proportion of adults with at least one tattoo.
Lower bound _____ (round to three decimals)
Upper bound _____ (round to three decimals)
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Answer:
a) 0.1538
b) lower bound is 0.139
upper bound is 0.169
c) lower bound is 0.135
upper bound is 0.173
