A Random Sample of Size 100 Is Drawn from a Population

question 77

Multiple Choice

A random sample of size 100 is drawn from a population with a standard deviation of 10.If only 5% of the time a sample mean greater than 20 is obtained,the mean of the population is ______

• A) 18.35
• B) 16.25
• C) 17.2
• D) 20
• E) 19

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Definitions:

Common Sense

Practical judgment concerning everyday matters, or a basic ability to perceive, understand, and judge in a manner that is shared by nearly all people.

Sociohistorical Context

The social and historical background or environment that influences and shapes individuals, communities, or events.

Childhood Sexual Abuse

The involvement of a child in sexual activity that they do not fully comprehend, are unable to give informed consent to, or that violate the laws or social taboos of society.

Research Attention

The focus and prioritization of certain topics or questions in academic and scientific investigation.