As the Number of Stocks in a Person's Portfolio Increases

question 28

Multiple Choice

As the number of stocks in a person's portfolio increases,

• A)the risk of the portfolio increases,as indicated by the increasing value of the standard deviation of the portfolio.
• B)the risk of the portfolio increases,as indicated by the decreasing value of the standard deviation of the portfolio.
• C)the risk of the portfolio decreases,as indicated by the increasing value of the standard deviation of the portfolio.
• D)the risk of the portfolio decreases,as indicated by the decreasing value of the standard deviation of the portfolio.

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Definitions:

Statistically Significant

A determination that an observed effect in a study is unlikely to have occurred due to chance alone.

Causality

The relationship between cause and effect, where one event (the cause) is understood to directly result in the occurrence of another event (the effect).

Probability Level

The likelihood or chance that a particular event will occur, often measured by a numerical value ranging from 0 (impossibility) to 1 (certainty).

Size of the Effect

The magnitude of the difference or relationship between variables, often used to understand the practical significance of research findings.