Assume That 15% of Students at a University Wear Contact $\mu = 5.48 \%$

question 12

Multiple Choice

Assume that 15% of students at a university wear contact lenses.We randomly pick 200 students.What is the mean of the proportion of students in this group who may wear contact lenses?

• A) \(\mu = 5.48 \%\)
• B) \(\mu = 2.52 \%\)
• C) \(\mu = 7.5 \%\)
• D) \(\mu = 15 \%\)
• E) \(\mu = 30 \%\)

---

Definitions:

Global Population

The total number of people living on Earth at a given time, reflecting the sum of all national populations.

Agroforestry

The integration of trees and shrubs into agricultural landscapes to enhance biodiversity, productivity, and environmental sustainability.

Intercropping

An agricultural practice of growing two or more crops in close proximity to each other in order to promote mutual benefits.

Workforce

The total number of people employed or available for employment, often within a specific country or industry.