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:

Violent TV

Television content that includes scenes of physical or aggressive behavior intended to cause harm.

Orient

To align or position something relative to points of reference or to familiarize oneself with a particular situation or environment.

Habituation

A mental conditioning process where the reaction to a stimulus reduces due to its repeated presentation.

Sensitization

the process of becoming more sensitive to a particular stimulus over time, particularly in the context of allergy or immune response.