An Automobile Service Facility Specializing in Engine Tune-Ups Knows That

question 13

Essay

An automobile service facility specializing in engine tune-ups knows that 50% of all tune-ups are done on four-cylinder automobiles, 40% on six-cylinder automobiles, and 10% on eight-cylinder automobiles. Let X = the number of cylinders on the next car to be tuned. What is the pmf of X?

---

Definitions:

Malpractice

The failure of a professional to meet the accepted standards of their profession, resulting in harm to their client or patient.

Competent

Refers to having the necessary ability, knowledge, or skill to do something successfully.

Extraneous Variables

Variables other than the independent variable that may affect the outcome of an experiment, potentially leading to inaccurate results if not controlled.

Confounding

A situation in statistical analysis where the effect of one variable on another is distorted by a third variable.