What Is the Variance of Return of a Three-Stock Portfolio

question 24

Multiple Choice

What is the variance of return of a three-stock portfolio (with unequal weights 25%,50%,and 25%) that produced returns of 20%,25%,and 30%,respectively?

• A) 10.00
• B) 12.50
• C) 15.00
• D) 20.00

Understand the role and mechanism of biological rhythms, including circadian rhythms, in regulating sleep-wake cycles.

Comprehend the concepts and theories related to consciousness and its various states.

Identify the physiological responses and brain activities associated with different stages of sleep.

Understand the impact of external factors like technology on attention and sleep patterns.

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Definitions:

Ethics and Etiquette

Principles and practices governing appropriate and respectful behavior in social and professional contexts.

Primary Research

Original research conducted to collect new data firsthand rather than using existing data for analysis.

Research Credibility

The degree to which research findings are trustworthy and valid, based on the methodology and sources used.

Research Scope

The boundaries or limitations within which a specific research study or investigation is conducted.