A Researcher Wants to Construct a 98% Confidence Interval for the Proportion

question 40

Multiple Choice

A researcher wants to construct a 98% confidence interval for the proportion of elementary school students in Seward County who receive free or reduced-price school lunches. A state-wide survey indicates that the proportion is 0.45. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error of 0.08?

• A)210
• B)8
• C)17
• D)149

Understand the calculation of due dates for promissory notes.

Recognize the roles of payee, payer (maker), and their responsibilities in a promissory note transaction.

Calculate interest payments for promissory notes using simple interest formulas.

Describe the components and functions of a promissory note.

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Definitions:

Business Cycles

The natural rise and fall of economic growth that occurs over time, consisting of periods of expansion (growth) and contraction (recession) in an economy.

Economic Theory

A set of principles and methodologies that explain how economies function, covering topics from microeconomics to macroeconomics.

Economic Systems

The organized way a society allocates its resources and distributes goods and services among its population.

Recession

A short-term economic slump characterized by a reduction in business and industrial activities, usually signified by a GDP decrease over two back-to-back quarters.