Suppose a Population Has a Mean of 90 and a Standard

question 78

Multiple Choice

Suppose a population has a mean of 90 and a standard deviation of 28.If a random sample of size 49 is drawn from the population, the probability of drawing a sample with a mean between 80 and 100 is ___.

• A)0.9876
• B)0.0124
• C)0.4938
• D)0.0062
• E)1.0000

---

Definitions:

Collective Unconscious

A concept in psychoanalysis introduced by Carl Jung, referring to the part of the unconscious mind that is derived from ancestral memory and experience and is common to all humankind.

Dreamer

An individual actively engaged in imagining or having dreams, often associated with the mental and emotional processes during sleep.

Postural Muscles

Muscles that help maintain posture and balance, enabling the body to remain upright or in a certain position.

REM Sleep

A phase of sleep marked by rapid eye movements, vivid dreaming, and increased brain activity.