Construct a 90% Confidence Interval for the Population Standard Deviation $\sigma$

question 17

Multiple Choice

Construct a 90% confidence interval for the population standard deviation $\sigma$ if a sample of size 8 has standard deviation s = 20.

• A) (14.11, 35.94)
• B) (14.37, 34.22)
• C) (15.26, 31.44)
• D) (13.44, 32.01)

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Definitions:

AASB 141

The Australian Accounting Standards Board standard related to agriculture, guiding the accounting for agricultural activities, including the recognition and measurement of biological assets and agricultural produce.

IAS 41

The International Accounting Standard that deals with agriculture, outlining the accounting treatment for biological assets during and at the end of the agricultural activity.

Live Immature Fish

Young fish not yet reached maturity, often referenced in aquaculture or fisheries management.

Fair Value

The sum one would obtain from selling an asset or the cost to move a liability in a smooth exchange among market players on the date of valuation.