A Confidence Interval Was Used to Estimate the Proportion of Statistics

question 114

Multiple Choice

A confidence interval was used to estimate the proportion of statistics students who are female. A random sample of 72 statistics students generated the following 99% confidence interval: (.438, .642) . State the level of reliability used to create the confidence interval.

• A) between 43.8% and 64.2%
• B) 64.2%
• C) 99%
• D) 72%

---

Definitions:

Real GDP Supplied

Real GDP supplied is a measure of the total value of all goods and services produced within a country, adjusted for inflation, from the supply perspective.

Expected Price Level

The anticipation or forecast of future prices in the economy, influencing consumers' and investors' decisions.

Long-Term Contracts

Agreements between parties for the supply of goods, services, or employment that extend over a long period.

Quantity of Output

Relates to the total amount of goods or services produced by a firm, industry, or economy within a specific time period.