Calculate the Risk (Standard Deviation)of the Following Two-Security Portfolio If

question 13

Multiple Choice

Calculate the risk (standard deviation) of the following two-security portfolio if the correlation coefficient between the two securities is equal to 0.5.
$\begin{array}{lll}\underline{\text { Variance } }&&\underline{ \text { Weight (in the portfolio) }}\\\text { Security A } & 10 & 0.3 \\\text { Security B } & 20 & 0.7\end{array}$

• A)17.0 percent
• B)5.4 percent
• C)2.0 percent
• D)3.7 percent

Identify the types of glial cells and their functions.

Describe the various structures of neurons and their functions.

Understand the role of myelin sheaths and the cells responsible for their formation.

Explain the process and significance of synaptic transmission.

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Definitions:

Modify Others

This term is vague but may suggest the concept of influencing, changing, or altering the behavior or characteristics of others through intervention or interaction.

Defense Mechanism

Unconscious tactics employed to shield an individual from the distress tied to undesirable thoughts or emotions.

Sublimation

In psychology, sublimation refers to the process of channeling unacceptable impulses, thoughts, or emotions into more acceptable or productive behaviors.

Violent Impulses

Sudden urges to exhibit aggressive behaviors or actions, which can be a symptom of underlying psychological or neurological issues.