Twenty‐five Students in a Class Take a Test for Which

question 354

Multiple Choice

Twenty‐five students in a class take a test for which the average grade is 75. Then a twenty‐sixth student enters the class, takes the test, and scores 80. The test average calculated with 26 students will

• A) rise above 75.
• B) fall below 75.
• C) change from 75 but the direction is unclear.
• D) still equal 75.

---

Definitions:

Wealth Inequality

The unequal distribution of assets among residents of a given country or the world.

Universal Middle Class

The notion of a broadly shared socioeconomic middle status accessible to all, often idealized as a stable, prosperous lifestyle.

Gregory Mantsios

A scholar or individual known for their contributions to discussions or studies, potentially in areas such as social issues, though specific expertise may vary.

Class Distinctions

The division of society into different social classes based on factors such as wealth, occupation, and education, often leading to inequality.