THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 9

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A professor sees students during regular office hours.Times spent with students follow an exponential distribution with mean of 12 minutes.
-Find the probability that a given student spends less than 15 minutes with the professor.

---

Definitions:

Evolve

The sequence by which distinct living species are theorized to have evolved and expanded from prior versions across the earth's historical span.

Monotremes

A group of mammals that lay eggs instead of giving birth to live young, including the platypus and echidnas.

Metatheria

A taxonomic group of mammals, commonly known as marsupials, characterized by giving birth to partially developed offspring that typically complete their development in the mother's pouch.

Hemichordates

A group of marine animals closely related to chordates, characterized by having a body divided into three parts: a proboscis, a collar, and a trunk.