In a Large University, 15% of the Students Are Female

question 35

Essay

In a large university, 15% of the students are female. If a random sample of twenty students is selected,
a. what is the probability that the sample contains exactly four female students?
b. what is the probability that the sample will contain no female students?
c. what is the probability that the sample will contain exactly twenty female students?
d. what is the probability that the sample will contain more than nine female students?
e. what is the probability that the sample will contain fewer than five female students?
f. what is the expected number of female students?

---

Definitions:

Postindustrial Revolution

The postindustrial revolution describes the shift from manufacturing-based economies to ones primarily focused on services, information, and technology, signaling changes in workforce demands and economic structures.

Social Barriers

Obstacles that exist within societies which prevent individuals or groups from achieving equal status or access to resources and opportunities.

Primary Labour Market

The segment of the job market that offers high-quality, well-paying jobs with benefits, job security, and opportunities for advancement.

Free Markets

Economic systems in which the prices for goods and services are determined by the open market and consumers, rather than by a central authority.