A Laboratory Tested 82 Chicken Eggs and Found That the Mean

question 22

Multiple Choice

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

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Definitions:

Anterograde Amnesia

A condition characterized by the inability to form new memories following the onset of amnesia, whilst memories from before the event remain intact.

Nonsense Syllables

Sequences of letters that do not follow grammatical rules or produce meaningful words, often used in memory and learning experiments.

Hermann Ebbinghaus

A German psychologist famous for his pioneering work on memory, including the discovery of the forgetting curve and the spacing effect.

Memory

The capability of the mind to retain and recall information.