Provide an Appropriate Response $95 \%$ Confidence Interval for the Population Mean

question 15

Multiple Choice

Provide an appropriate response.
-Construct a $95 \%$ confidence interval for the population mean, $\mu$ . Assume the population has a normal distribution. A random sample of 16 lithium batteries has a mean life of 645 hours with a standard deviation of 31 hours.

• A) \(( 628.5,661.5 )\)
• B) \(( 876.2,981.5 )\)
• C) \(( 531.2,612.9 )\)
• D) \(( 321.7,365.8 )\)

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