The Human Visual System Can Distinguish ________ Shades of Gray

question 3

Multiple Choice

The human visual system can distinguish ________ shades of gray.

• A) 10
• B) 30
• C) 300
• D) 1000

---

Definitions:

Random Sampling

A method in statistics where a subset of individuals is chosen from a larger set or population in a way that each individual has an equal chance of being selected.

Sampling Technique

A method used in statistical analysis to select a subset of individuals or items from a larger population to estimate characteristics of the whole population.

Population

The total number of people or organisms inhabiting a particular area or space, often studied in demographics and ecology.

Supplier Certification

A process ensuring suppliers meet predefined quality standards and requirements for products or services.