Use the Confidence Level and Sample Data to Find a Confidence

question 161

Multiple Choice

Use the confidence level and sample data to find a confidence interval for estimating the population µ. Round your answer to the same number of decimal places as the sample mean.
-Test scores: $\mathrm { n } = 72 , \overline { \mathrm { x } } = 58.1 , \sigma = 6.2 ; 98 \%$ confidence

• A) \(56.9 < \mu < 59.3\)
• B) \(56.2 < \mu < 60.0\)
• C) \(56.4 < \mu < 59.8\)
• D) \(56.7 < \mu < 59.5\)

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Definitions:

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A type of doughnut characterized by a twisted shape and often coated with sugar or a sugary glaze.

Confidence Interval

A series of values, generated from sample-derived statistics, intended to contain the value of an undefined population parameter.

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