After Constructing a Confidence Interval Estimate for a Population Mean

question 10

Multiple Choice

After constructing a confidence interval estimate for a population mean, you believe that the interval is useless because it is too wide. In order to correct this , what should you do?

• A) increase the population size
• B) increase the sample mean
• C) increase the confidence coefficient
• D) increase the sample size

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Definitions:

Classical Management

An approach to management based on structured hierarchy, clear functions, and an emphasis on planning, organizing, leading, and controlling.

Psychological Failure

A breakdown in psychological functioning, which can impair mental health and emotional well-being.

Bureaucratic Organization

A bureaucratic organization is a structured, formalized organization characterized by a clear hierarchy of authority, fixed area of activity, and strict rules and procedures designed to increase efficiency.

Self-fulfilling Prophecy

A belief or expectation that influences behavior in a way that causes the belief to become a reality.