A Normally Distributed Population with 200 Elements Has a Mean

question 71

Multiple Choice

A normally distributed population with 200 elements has a mean of 60 and a standard deviation of 10.The probability that the mean of a sample of 25 elements taken from this population will be smaller than 56 is:

• A) 0.0166.
• B) 0.0228.
• C) 0.3708.
• D) 0.0394.

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Definitions:

Three Cs

A principle in organizational behavior and management referring to clear communication, coordinated effort, and collaborative teamwork as keys to success; in different contexts, the meaning can vary.

Covert Behavioral Analysis

An observational method in psychology where behaviors are analyzed without the subject’s awareness.

Contingency Management

A behavioral therapy that rewards or punishes patient behavior as a way to encourage the adoption of desired behaviors or the cessation of undesired ones.

Learning Theory

A framework that describes how people acquire new behaviors, skills, values, or knowledge through various processes such as observation, reinforcement, or trial and error.