260 Randomly Sampled College Students Were Asked, Among Other Things

question 132

Multiple Choice

260 randomly sampled college students were asked, among other things, to state their year in school (freshman, sophomore, junior, or senior) . The responses are shown in the bar graph below.
How many of the students who responded would be classified as upperclassmen (e.g., juniors or seniors) ?

• A) Approximately 100
• B) Approximately 10
• C) Approximately 25
• D) Approximately 125

---

Definitions:

Public Goods

Goods that are non-excludable and non-rivalrous, meaning that anyone can consume them without diminishing their availability to others, such as public parks and clean air.

Competitive Markets

Markets characterized by a large number of sellers and buyers, which helps ensure fair prices and efficient distribution of goods and services.

Nonexcludable

A characteristic of a good or service that prevents the owner from effectively excluding others from using it, often leading to free-rider problems.

Public Good

Goods that are non-excludable and non-rivalrous, meaning that consumption by one individual does not reduce availability to others, and people cannot be prevented from using them.