The Width of a Confidence Interval Estimate for a Proportion

question 150

Multiple Choice

The width of a confidence interval estimate for a proportion will be:

• A)narrower for 90% confidence than for 95% confidence.
• B)wider for a sample size of 100 than for a sample size of 50.
• C)narrower for 99% confidence than for 95% confidence.
• D)narrower when the sample proportion if 0.50 than when the sample proportion is 0.20.

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Definitions:

AASB 137

The Australian Accounting Standards Board standard that specifies the accounting for provisions, contingent liabilities, and contingent assets.

Deferred Liability

A deferred liability is a financial obligation that a company owes and is recorded on its balance sheet to be settled in a future period.

Uncertain Future Events

Events whose occurrence and impact cannot be predicted with certainty, often requiring risk management and contingency planning.

Contingent Liability

A possible obligation that arises from past events and whose existence will be confirmed only by the occurrence or non-occurrence of one or more uncertain future events not wholly within the control of the entity.