It Is Known That the Variance of a Population Equals

question 82

Multiple Choice

It is known that the variance of a population equals 1,936. A random sample of 121 has been selected from the population. There is a .95 probability that the sample mean will provide a margin of error of _____.

• A) 7.84 or less
• B) 31.36 or less
• C) 344.96 or less
• D) 1,936 or less

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Definitions:

Attitude

A psychological tendency expressed by evaluating a particular entity with some degree of favor or disfavor, which influences individuals' behavior and perceptions.

Cognition

The mental processes that are involved in acquiring, storing, retrieving, and using information and that include sensation, perception, imagery, concept formation, reasoning, decision making, problem solving, and language.

Foot-In-The-Door Technique

A persuasive strategy where a smaller request is made first to increase the likelihood of agreement to a larger request later.

Attitude

A predisposition in one's mindset to appraise an entity positively or negatively, indicating favoritism or antipathy.