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Suppose that 79 out of 80 people contacted in a survey of city residents oppose a new tax. Let?represent the probability that a randomly selected

  1. Suppose that 79 out of 80 people contacted in a survey of city residents oppose a new

tax. Let?represent the probability that a randomly selected resident opposes the tax.

  1. (a)Compute a 95% Wald confidence interval for?.Interpret the results.
  2. (b)Compute a 95% Wilson confidence interval for?. Interpret the results.
  3. (c)Is it possible that?= 1? Explain.
  4. (d)Which interval do you prefer? Explain.

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Suppose that 79 out of 80 people contacted in a survey of city residents oppose a new tax. Let 7 represent the probability that a randomly selected resident opposes the tax. (a) Compute a 95% Wald confidence interval for 7. Interpret the results. (b) Compute a 95% Wilson confidence interval for 7. Interpret the results. (c) Is it possible that 7 = 1? Explain. (d) Which interval do you prefer? Explain

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