A Variable X Starts at 10 and Follows the Generalized

question 17

Multiple Choice

A variable x starts at 10 and follows the generalized Wiener process dx = a dt + b dz
Where time is measured in years.If a = 3 and b =4 what is the standard deviation of the value in 4 years?

• A) 4
• B) 8
• C) 12
• D) 16

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Definitions:

Food

Any nutritious substance that people or animals eat or drink, or that plants absorb, in order to maintain life and growth.

Digestive System

The digestive system is the group of organs responsible for breaking down food into nutrients, which the body uses for energy, growth, and cell repair.

Scurvy

A disease caused by a deficiency of vitamin C, characterized by swollen bleeding gums, bruising, and weakness.

Vitamin C

An essential nutrient and antioxidant found in fruits and vegetables, important for the repair of tissue and the enzymatic production of certain neurotransmitters.