Question: Calculate a confidence interval for a population proportion. From her purchased bags, Rory counted 110 red candies out of 550 total candies. Using a 90%

Calculate a confidence interval for a population proportion.

From her purchased bags, Rory counted 110 red candies out of 550 total candies.

Using a 90% confidence interval for the population proportion, what are the lower and upper limit of the interval? Answer choices are rounded to the thousandths place.

  • a.)Lower Limit: 0.172
  • Upper Limit: 0.228

  • b.)Lower Limit: 0.228
  • Upper Limit: 0.241

  • c.)Lower Limit: 0.166
  • Upper Limit: 0.241

  • d.)Lower Limit: 0.166
  • Upper Limit: 0.172

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