Use the Given Degree of Confidence and Sample Data to Construct

question 129

Multiple Choice

Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p.
-Of 380 randomly selected medical students, 21 said that they planned to work in a rural community. Find a 95% confidence interval for the true proportion of all medical students who plan to work in a rural community.

• A) 0.0360 < p < 0.0745
• B) 0.0251 < p < 0.0854
• C) 0.0323 < p < 0.0782
• D) 0.0280 < p < 0.0826

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Definitions:

Substitution Effect

The change in consumption patterns due to a change in the relative prices of goods, leading consumers to replace more expensive items with less expensive ones.

Income

Beneficial returns gained from employment or investment opportunities, typically on a scheduled basis.

Price

The price one must pay to obtain a good or service.

Claret

A term often used in British English to refer to red Bordeaux wine.