If the Estimated Population Proportion Is 30 Percent Based on Previous

question 12

Multiple Choice

If the estimated population proportion is 30 percent based on previous studies, the acceptable error is plus or minus 5 percent, and the z-value for a 95 percent level of confidence is 1.96, the needed sample size is approximately:

• A) 323.
• B) 187.
• C) 36.
• D) 212.
• E) 554.

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Definitions:

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A basic, fundamental rule or belief that is considered crucial for a particular field or discipline.

Obstructed

Blocked.

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A sudden, unforeseen situation requiring immediate action to prevent a dangerous scenario, harm, or property damage.

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Requiring immediate action or attention, often due to a critical or emergency situation.