Suppose It Is Known That 60% of Students at a Particular

question 96

Short Answer

Suppose it is known that 60% of students at a particular university are smokers. A sample of 500 students from the university is selected at random. Approximate the probability that less than 280 of these students are smokers.

---

Definitions:

Glass

A hard, brittle substance, typically transparent or translucent, made by fusing sand with soda and lime and cooling rapidly.

Density

Density is a measure of mass per unit volume of a substance, indicating how compact its mass is.

Displaces

Refers to the process by which one substance is replaced by another substance in a chemical reaction, often seen in displacement reactions.

Shard

A piece of broken ceramic, glass, metal, or other hard materials, typically having sharp edges.