A Population Has a Mean of 300 and a Standard

question 117

Multiple Choice

A population has a mean of 300 and a standard deviation of 18. A sample of 144 observations will be taken. The probability that the sample mean will be between 297 to 303 is

• A)0.4332
• B)0.8664
• C)0.9332
• D)0.0668

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Definitions:

Pseudoscientific Concepts

Ideas or theories that claim to be based on scientific principles but lack empirical evidence or are not consistent with the scientific method.

Extinction Process

In behavioral therapy, the gradual weakening of a conditioned response by discontinuing reinforcement for it.

Symptom Stimuli

Triggers or cues that can precipitate or exacerbate symptoms of a psychological or physical disorder.

Psychopathology

The scientific study of mental disorders, including their symptoms, causes, and treatments.