A Random Sample of 15 Crates Have a Mean Weight

question 110

Multiple Choice

A random sample of 15 crates have a mean weight of 165.2 pounds and a standard deviation of 14.9 pounds. Construct a 95% confidence interval for the population standard deviation σ. Assume the population is normally distributed, and round to the nearest hundredth when necessary.

• A) (10.91, 23.5)
• B) (119, 552.19)
• C) (2.83, 6.09)
• D) (11.46, 21.75)

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Definitions:

Maturity

The date on which the principal amount of a note, draft, acceptance bond, or another debt instrument becomes due and is repaid to the investor.

Market Interest Rate

The prevailing rate of interest that is available in the market for savings, loans, and investments.

Noncallable Bonds

Bonds that cannot be redeemed by the issuer before their specified maturity date, offering protection to bond investors.

Par Value

The face value of a bond or stock, as stated by the issuing company, which may differ from the market value.