An Electronics Retailer Is Interested in Studying the Incomes of Consumers

question 66

Essay

An electronics retailer is interested in studying the incomes of consumers in a particular area.The population standard deviation is known to be $1,000.What sample size would the researcher need to use for a 95% confidence interval if the difference between UCL and LCL should not be more than $100?

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Definitions:

Cognitive Dissonance

An uncomfortable inconsistency among one’s actions, beliefs, attitudes, or feelings. People attempt to reduce it by making their actions, beliefs, attitudes or feelings more consistent with one another.

Hostile Manner

Behavior characterized by aggression, antagonism, or unfriendliness toward others.

Hispanic Neighbor

Describes a person from a Spanish-speaking background living in close proximity to others in a neighborhood.

Implicit

Something that is implied or understood though not directly expressed.