A Change in the Correlation Coefficient of the Returns of Two

question 47

Multiple Choice

A change in the correlation coefficient of the returns of two securities in a portfolio causes a change in:

• A) both the expected return and the risk of the portfolio.
• B) only the expected return of the portfolio.
• C) only the risk level of the portfolio.
• D) neither the expected return nor the risk level of the portfolio.

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Definitions:

Sample Proportion

The fraction or percentage of items in a sample that are part of a certain category or possess a certain attribute.

Lab Sections

Divisions or subsets of a course where practical or experimental work is performed, often in a science or engineering context.

Statistic

Statistic is a number that represents a property of a sample, such as its mean or variance, used in statistical analysis to infer the properties of the population from which the sample was drawn.

Variability

The degree to which data points in a statistical distribution or data set diverge from the average or mean value.