A Survey of Local Car Dealers Revealed That 64% of All

question 30

Essay

A survey of local car dealers revealed that 64% of all cars sold last month had CD players,
28% had alarm systems, and 22% had both CD players and alarm systems.
a. What is the probability one of these cars selected at random had neither a CD player nor
an alarm system?
b. What is the probability that a car had a CD player unprotected by an alarm system?
c. What is the probability a car with an alarm system had a CD player?
d. Are having a CD player and an alarm system disjoint events? Explain.

---

Definitions:

Recruitment

The process of finding and hiring the best-qualified candidate for a job opening.

Selective Perception

The process by which individuals perceive what they want to in media messages while ignoring opposing viewpoints.

Stereotypes

Overgeneralized beliefs about a particular category of people, simplifying complex human behaviors to basic assumptions.

Halo Effects

A cognitive bias where the perception of one trait, often positive, influences the perception of other traits without objective evidence.