A Random Sample of 340 People in Chicago Showed That

question 72

Multiple Choice

A random sample of 340 people in Chicago showed that 66 listened to WJKT-1450, a radio station in South Chicago Heights. Based on this information, what is the upper limit for the 95 percent confidence interval estimate for the proportion of people in Chicago that listen to WJKT-1450?

• A) 1.96
• B) Approximately 0.0009
• C) About 0.2361
• D) About 0.2298

---

Definitions:

Hyperalimentation

A medical method of providing nutrients directly into the bloodstream, especially for patients who cannot eat or absorb nutrients through traditional means.

Infused

The process of introducing a substance into a body, usually via injection or through the bloodstream, such as with fluids or medication.

Allen Test

A medical procedure used to evaluate the arterial blood flow to the hand, ensuring patency before puncturing the radial artery, for example, for blood gas analysis.

Arterial Puncture

A medical procedure involving the insertion of a needle into an artery, typically to draw blood for diagnostic testing.