To Assess Attitudes Towards Issues That Affect the Residents of a Village

question 18

Multiple Choice

To assess attitudes towards issues that affect the residents of a village, the village randomly chose 800 familiesto participate in a survey of life attitudes. The village received 628 completed surveys. What is the sampleproportion of completed surveys?

• A) 0.785
• B) 0.628
• C) 1.274
• D) 0.886

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Definitions:

Well-Diversified Portfolio

A collection of investment assets reduced in risk through spreading investments across various securities, sectors, or asset classes.

Single Index Model

A simplification of market models that uses a single factor (usually a market index) to model all securities' returns.

Standard Deviation

A statistical measure representing the dispersion or variability of a set of data points, widely used in finance to quantify the risk associated with a particular investment or portfolio.

Single-Index Model

A model used in finance to describe the returns of a stock portfolio based on the returns of a single market index, simplifying the complexities of the market.