Sam asked in Science & MathematicsMathematics · 1 decade ago

Statistics CONFIDENCE INTERVAL question?!?

The American Resorts hotel chain gives an aptitude test to job applicants and considers a multiple-choice test question to be easy if at least 80% of the responses are correct. A random sample of 6503 responses to one question indicates that 5463 of those responses were correct. Construct the 99% confidence interval for the true proportion of correct responses. Show your work.

thank you!

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  • 1 decade ago
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    Need to use the 99% CI for the mean of a proportion.

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