How Large a Sample Must Be Drawn to Estimate a Population

question 28

Short Answer

How large a sample must be drawn to estimate a population proportion to within 0.03 with 95% confidence if we believe that the proportion lies somewhere between 25% and 45%?

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Definitions:

Moving Average

A statistical measure used to analyze data points by creating a series of averages of different subsets of the full data set.

Prospect Theory

A theory in behavioral economics that evaluates how people choose between probabilistic alternatives that involve risk.

Framing

The way information is presented or structured, which can significantly influence decision-making processes and perceptions.

Market Fundamentals

The basic qualitative and quantitative factors that influence the price and structure of a financial market or asset.