Each Salesperson in a Large Department Store Chain Is Rated

question 27

Multiple Choice

Each salesperson in a large department store chain is rated on his or her sales ability and potential for advancement. The data for the 500 sampled salespeople are summarized in the following table. What is the probability that a salesperson selected at random will have average sales ability and good potential for advancement?

• A)0.09
• B)0.12
• C)0.30
• D)0.525

---

Definitions:

African Sleeping Sickness

A parasitic disease caused by Trypanosoma brucei, transmitted by the tsetse fly, characterized by fever, headaches, joint pains, and sleep disturbances.

Excavates

A group of unicellular organisms, often flagellates, characterized by a distinct cellular structure, including a feeding groove.

Symbiotic Relationships

Interactions between two different organisms living in close physical association, typically to the advantage of both.

Larger Cells

Cells that are significantly above the average size, which can occur in various organisms and may have specific functional adaptations.