A Market Research Team Compiled the Following Discrete Probability Distribution

question 9

Multiple Choice

A market research team compiled the following discrete probability distribution.In this distribution x represents the number of automobiles owned by a family. The standard deviation of x is ___.

• A)0.80
• B)0.89
• C)1.00
• D)2.00
• E)2.25

---

Definitions:

Summarizing

The process of briefly stating the main points of a larger piece of text or conversation.

Quoting

The act of repeating or copying out words from a text or speech written or spoken by another person, often indicated by quotation marks.

Psychological World

Refers to the realm of human thoughts, feelings, and behaviors that are studied in psychology.

Symbolism

The use of symbols to represent ideas or qualities in literature, art, or other forms of cultural expression.