Exhibit 6-4

question 100

Multiple Choice

Exhibit 6-4.The average time between trades for a high-frequency trading investment firm is 40 seconds.Assume the time between trades is exponentially distributed. Refer to Exhibit 6-4.What is the probability that the time between trades for a randomly selected trade and the one proceeding it is less than 20 seconds?

• A)0.1354
• B)0.3935
• C)0.6065
• D)0.8446

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Definitions:

Amino Acids

Organic compounds that serve as the building blocks of proteins, necessary for health and vital processes in the body.

Energy

The capacity to do work or cause physical change; exists in various forms such as kinetic, potential, thermal, electrical, chemical, nuclear, and others.

Glutamic Acid

An amino acid that functions as a building block for proteins and acts as an important neurotransmitter in the brain.

Transamination

A biochemical process where an amino group is transferred from one amino acid to a keto acid, leading to the formation of a new amino acid.