Analysis of a Random Sample of 250 Illinois Nurses Produced $\mu$

question 19

Multiple Choice

Analysis of a random sample of 250 Illinois nurses produced a 95% confidence interval for the mean annual salary of $42,846 < $\mu$ (Nurse Salary) < $49,686

• A)About 95% of the nurses surveyed earn between $42,846 and $49,686.
• B)If we took many random samples of Illinois nurses, about 95% of them would produce this confidence interval.
• C)We are 95% confident that the interval from $42,846 to $49,686 contains the true mean of all Illinois nurses.
• D)About 95% of Illinois nurses earn between $42,846 and $49,686.
• E)We are 95% confident that the average nurse salary in the U.S.is between $42,846 and $49,686.

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Definitions:

Symbols

Visual, verbal, or written signs or objects that represent or stand for something else, often conveying ideas, concepts, or values.

Beliefs

Acceptance by the mind that something is true or real, often underpinned by an emotional or spiritual sense of certainty.

Norms

Established standards of behavior or guidelines that are considered normal within a group or society.

Ethnocentrism

The belief in the inherent superiority of one's own ethnic group or culture, often accompanied by a sense of disdain for other cultures.