What Is the Mean of X, Given the Exponential Probability $$f ( x ) = \frac { 1 } { 20 } e ^ { \frac { x } { 20 } } \text { for } x \geq 0 \text { ? }$$

question 25

Multiple Choice

What is the mean of x, given the exponential probability function $$f ( x ) = \frac { 1 } { 20 } e ^ { \frac { x } { 20 } } \text { for } x \geq 0 \text { ? }$$

• A)0.05
• B)20
• C)100
• D)2,000

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Definitions:

Symbolic Interactionist

An approach in sociology that focuses on the significance of human communication, the symbols and language individuals use to create and interpret social realities.

Functionalist

An approach in sociology and anthropology which views society as an organized framework with parts that are linked to each other, aiming to address the biological and social necessities of the individuals within that society.

Recall

The act of retrieving information or memories from one's past.

Short Answer

A form of assessment where respondents provide brief, written responses to questions.