Suppose a Department Store Wants to Estimate the Mean Age

question 76

Short Answer

Suppose a department store wants to estimate the mean age of the customers of its contemporary apparel department,correct to within 2 years,with level of confidence equal to 95%.Management believes that the standard deviation is 8 years.The sample size they should take is .

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Definitions:

Face-To-Face Communication

Direct interaction between individuals in the same physical space, allowing for non-verbal cues and immediate feedback.

Television Representation

The portrayal of events, individuals, cultures, and societal issues through characters and narratives on television programs.

Minority Groups

Social groups that are differentiated from the dominant groups in a society based on racial, ethnic, cultural, or other identity factors.

Media Sources

Origins or providers of information, including news, entertainment, and data, accessible through various platforms such as television, radio, newspapers, and the Internet.