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(2 points) Over half of all American teens (ages 12 to 17 years) have an online profile, mainly on Facebook. A random sample of 472

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(2 points) Over half of all American teens (ages 12 to 17 years) have an online profile, mainly on Facebook. A random sample of 472 teens with profiles found that 353 included photos of themselves. (a) Give the 99% large-sample confidence interval for the proportion p of all teens with profiles who include photos of themselves. Large-sample Interval: to

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