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3.) Over half of all American teens have Instagram profiles. A random sample of 487 teens with profiles found that 411 included photos of themselves.

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3.) Over half of all American teens have Instagram profiles. A random sample of 487 teens with profiles found that 411 included photos of themselves. a) Identify the population and parameter of interest. b) Check the conditions for constructing a confidence interval for the parameter. c) Calculate a 99% confidence interval for the parameter. Show work. d) Interpret the interval in context

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