In Testing a Proportion,which of the Following Statements Is Incorrect

question 49

Multiple Choice

In testing a proportion,which of the following statements is incorrect?

• A)Using α = 0.05 rather than α = .01 would make it more likely that H0 will be rejected.
• B)When the sample proportion is p = .02 and n = 150,it is safe to assume normality.
• C)An 80 percent confidence interval is narrower than the 90 percent confidence interval,ceteris paribus.
• D)The sample proportion may be assumed approximately normal if the sample is large enough.

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Definitions:

Incentives

Motivators or rewards designed to encourage certain behaviors or actions within individuals or organizations.

Uncertainty

A situation in which the lack of certain knowledge about present circumstances or future outcomes makes it impossible to predict risks accurately.

Mechanism Design

A field in economics and game theory that seeks to design rules or incentives for a system to achieve a desired objective, considering individuals' private information and incentives.

Welfare Policy

A governmental strategy designed to support the wellbeing of citizens, often through financial aid, healthcare, and education.