Question
A survey asked, "How many tattoos do you currently have on your body?" Of the 1210...
A survey asked, "How many tattoos do you currently have on your body?" Of the 1210 males surveyed, 185 responded that they had at least one tattoo. Of the 1075 females surveyed, 135 responded that they had at least one tattoo. Construct a 99% confidence interval to judge whether the proportion of males that have at least one tattoo differs significantly from the proportion of females that have at least one tattoo. Interpret the interval.Let p1 represent the proportion of males with tattoos and p2 represent the proportion of females with tattoos. Find the 99% confidence interval for p1−p2.
The lower bound is____
The upper bound is____
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