What Is the Standard Deviation of the Returns on a Portfolio

question 18

Multiple Choice

What is the standard deviation of the returns on a portfolio that is invested 52 percent in stock Q and 48 percent in stock R?

• A)1.66 percent
• B)2.47 percent
• C)2.63 percent
• D)3.28 percent
• E)3.41 percent

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Definitions:

Sphincter Pupillae

A ring of smooth muscle fibers around the edge of the pupil in the eye, which constricts the pupil in bright light.

Canal of Schlemm

A circular channel in the eye that collects aqueous humor from the anterior chamber and delivers it into the bloodstream.

Aqueous Humor

A clear fluid found in the eye, between the cornea and the lens, that helps maintain pressure and nourishes the cornea and lens.

Depth of Focus

The range within which an image can be moved away from or closer to a lens without significantly affecting its sharpness.