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

question 30

Multiple Choice

Provide an appropriate response.
-Construct a $95 \%$ confidence interval for the population mean, $\mu$ . Assume the population has a normal distribution. A sample of 25 randomly English majors has a mean test score of $81.5$ with a standard deviation of $10.2$ .

• A) \(( 77.29,85.71 )\)
• B) \(( 56.12,78.34 )\)
• C) \(( 66.35,69.89 )\)
• D) \(( 87.12,98.32 )\)

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A major neurotransmitter in the brain involved in learning, memory, and the regulation of the nervous system's activity.