Use the Confidence Level and Sample Data to Find a Confidence

question 45

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.
-A laboratory tested 82 chicken eggs and found that the mean amount of cholesterol was 228 milligrams with $\sigma$ = 19.0 milligrams. Construct a 95% confidence interval for the true mean cholesterol content, $\mu$ of all such eggs.

• A) \(223 \mathrm { mg } < \mu < 231 \mathrm { mg }\)
• B) \(223 \mathrm { mg } < \mu < 232 \mathrm { mg }\)
• C) \(225 \mathrm { mg } < \mu < 233 \mathrm { mg }\)
• D) \(224 \mathrm { mg } < \mu < 232 \mathrm { mg }\)

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Definitions:

Cognitive Attribution Biases

Tendencies to make systematic errors in judgment when evaluating reasons for one's own and others' behaviors.

Depression

An emotional health issue distinguished by an ongoing low spirit or disinterest in activities, significantly affecting daily operations.

Heterotypic Continuity

Heterotypic Continuity refers to the concept that underlying psychological issues can manifest as different behavioral problems at different stages of development.

ODD

Oppositional Defiant Disorder, a behavioral disorder in children marked by defiant, disobedient, and hostile behaviors towards authority figures.