Use the Given Degree of Confidence and Sample Data to Construct

question 62

Multiple Choice

Use the given degree of confidence and sample data to construct a confidence interval for the population mean µ. Assume that the population has a normal distribution.
A laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with s = 17.6 milligrams. Construct a 95% confidence interval for the true mean cholesterol content of all such eggs.

• A) \(173.9 \mathrm { mg } < \mu < 196.1 \mathrm { mg }\)
• B) \(173.7 \mathrm { mg } < \mu < 196.3 \mathrm { mg }\)
• C) \(173.8 \mathrm { mg } < \mu < 196.2 \mathrm { mg }\)
• D) \(175.9 \mathrm { mg } < \mu < 194.1 \mathrm { mg }\)

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