What Is the Approximate Standard Deviation of Returns If Over

question 38

Multiple Choice

What is the approximate standard deviation of returns if over the past 4 years an investment returned 8.0%,-12.0%,-12.0%,and 15.0%?

• A) 9.26%
• B) 10.26%
• C) 11.26%
• D) 12.01%

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Definitions:

Prothrombin Time

A blood test that measures how long it takes blood to clot, used to assess the efficiency of the clotting mechanism.

Seconds

The basic unit of time in the International System of Units (SI), equivalent to 1/60th of a minute.

Venipuncture

The process of puncturing a vein with a needle to draw blood or administer medication.

Buffy Coat

The layer between the packed red blood cells and plasma in a centrifuged blood sample; this layer contains the white blood cells and platelets.