A Population of Scores Is Normally Distributed with a μ

question 36

Multiple Choice

A population of scores is normally distributed with a μ = 95 and a σ_M = 5. The probability that a randomly drawn sample of n = 12 will have a mean of 88 or above is _________.

• A) .0808
• B) .9192
• C) .7190
• D) .2810

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Definitions:

Behavioral Approaches

Psychological methods focusing on understanding and changing human behavior through reinforcement, punishment, and observational learning.

Systems Theories

A holistic approach to analysis that focuses on the way that a system's constituent parts interrelate and how systems work over time within the context of larger systems.

Cognitive Approaches

Psychological theories focusing on how people process information, think, learn, and remember, influencing behavior and emotional responses.

Biological Models

These are frameworks used to explain behaviors and mental states through biological factors, such as genetic, neurological, and physiological processes.