Random Samples of Size 400 Are Taken from an Infinite

question 112

Multiple Choice

Random samples of size 400 are taken from an infinite population whose population proportion is 0.2. The mean and standard deviation of the sample proportion are

• A) 0.2 and .04.
• B) 0.2 and 0.02.
• C) 20 and .04.
• D) 20 and 0.02.

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Definitions:

Technique

A specific method or way of doing something, often implying a skill or proficiency in a particular area.

Differentiation

The process of distinguishing or discriminating between two or more things, often used in the context of cells in biology or variables in mathematics.

Independent Individual

A person who functions autonomously, making decisions and acting based on personal judgment without undue influence from others.

Bowenian Theory

A theory of human behavior that focuses on family systems and intergenerational processes, developed by psychiatrist Murray Bowen.