A Random Sample of 64 Observations Has a Mean of 30

question 1

Multiple Choice

A random sample of 64 observations has a mean of 30. The population variance is assumed to be 9. The 85.3% confidence interval estimate for the population mean (to the third decimal place) is:

• A)[28.369, 31.631].
• B)[29.456, 30.544].
• C)[28.560, 31.440].
• D)[29.383, 30.617].

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Definitions:

Note Issuance Facility

A financial arrangement that allows a borrower to issue short-term debt securities as needed, up to a predetermined limit.

Eurobond Agreement

An international bond that is denominated in a currency not native to the country where it is issued, often used by companies and governments to raise capital.

Short-Term

Relating to a brief period of time, typically less than a year.

Covered Interest Arbitrage

A strategy where investors exploit the interest rate differential between two countries while covering exchange rate risk, aiming for guaranteed returns.