A University in Alabama Has 1000 Employees

question 8

Short Answer

A university in Alabama has 1000 employees. Four hundred of the employees have at least 20 years of experience (event A), 100 are African American (event B), and 300 with a background in Microsoft Office 2003 (event C). Assume events A, B, and C are independent.
a. What is the probability of finding an employee who meets all three of these criteria?
______________
b. What is the probability of finding an employee who meets at least two of the three criteria?
______________

---

Definitions:

Ethnic Group

denotes a community or population made up of people who share a common cultural background or descent.

Turner Syndrome

A chromosomal condition affecting females, characterized by the presence of a single X chromosome and associated with physical features such as short stature and infertility.

Fragile X Syndrome

A genetic condition causing intellectual disability, behavioral and learning challenges, and various physical characteristics.

Noninvasive Prenatal Testing

A screening method that analyzes fetal DNA in the mother's blood to assess the risk of certain genetic disorders.