The Width of a Confidence Interval Estimate for a Proportion

question 50

Multiple Choice

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

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

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Definitions:

Equipment

Tangible property owned by a business that is used in its operations to generate income.

Working Capital

A measure of a company's short-term financial health and operational efficiency, calculated as current assets minus current liabilities.

Accrual

An accounting method where revenue and expenses are recorded when they are earned or incurred, regardless of when the cash transaction happens.