Question: Confidence Interval for Population Proportion Calculate a confidence interval for a population proportion. From his purchased bags, Randy counted 120 red candies out of 500

Confidence Interval for Population Proportion

Calculate a confidence interval for a population proportion.

From his purchased bags, Randy counted 120 red candies out of 500 total candies.

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

  • a.)
  • Lower Limit: 0.215
  • Upper Limit: 0.271
  • b.)
  • Lower Limit: 0.209
  • Upper Limit: 0.265
  • c.)
  • Lower Limit: 0.215
  • Upper Limit: 0.265
  • d.)
  • Lower Limit: 0.209
  • Upper Limit 0.271

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