Use the Given Data to Find the Minimum Sample Size $\hat { p }$

question 142

Multiple Choice

Use the given data to find the minimum sample size required to estimate the population proportion.
-Margin of error: 0.007; confidence level: 99%; from a prior study, $\hat { p }$ is estimated by 0.255.

• A) 180
• B) 25,708
• C) 23,137
• D) 14,895

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Definitions:

Long Run

A period of time in economics where all factors of production and costs are variable, and all market adjustments have been made.

Futures Contracts

Standardized legal agreements to buy or sell something at a predetermined future date and price, typically used for commodities or financial instruments.

Forward Contracts

Non-standardized contracts between two parties to buy or sell an asset at a specified future time at a price agreed upon today.

Default Free

An investment that is considered to have no risk of failure to pay back principal or interest.