Christy Is a Telemarketer

question 140

Multiple Choice

Christy is a telemarketer. She estimates that this summer, she has a 0.2 probability of earning $10,000, a 0.5 probability of earning $5,000, and a 0.3 probability of earning only $1,000. What is Christy's expected income?

• A) $7,256
• B) $5,333
• C) $4,800
• D) $4,000

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Definitions:

Quotation Marks

Punctuation marks used at the beginning and end of a phrase or passage to indicate it is a direct speech or a quotation.

Semicolon

A punctuation mark (;) used to link two independent clauses that are closely related in thought or to separate items in a complex list.

Independent Clauses

These are groups of words that contain a subject and a verb and express a complete thought, capable of standing alone as a sentence.

Correct Tense

The appropriate use of verb tenses in a sentence to accurately convey the timing of actions.