What Is the Minimum Sample Size Required to Estimate a Population

question 77

Multiple Choice

What is the minimum sample size required to estimate a population mean with 95% confidence when the desired margin of error is D = 1.5? The population standard deviation is known to be 10.75.

• A)n = 138
• B)n = 139
• C)n = 197
• D)n = 198

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Definitions:

Maintenance Stage

In behavior change models, the phase where new behaviors are consolidated into everyday practice, with the goal of preventing relapse into old habits.

Career Stage Model

A framework that outlines the various phases an individual goes through in their professional life, from entry-level positions to retirement.

Establishment Stage

A phase in one's career or the lifecycle of an organization during which stability and growth are pursued after initial achievements or setup.

Person's Career

The progression and actions of an individual's professional life, including job experiences, education, and advancements.