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)