Twenty Percent of the Students in a Class of 400

question 62

Multiple Choice

Twenty percent of the students in a class of 400 are planning to go to graduate school. The standard deviation of this binomial distribution is

• A) 20.
• B) 64.
• C) 8.
• D) 40.

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Definitions:

COE Truck Chassis

A type of truck design where the cab is situated over the engine, offering better visibility and maneuverability.

Gear Shift Lever

The component in a vehicle that the driver uses to select gears manually in a transmission system.

Detent Spring

A component used in mechanisms to keep an object in a predetermined position until enough force is applied to move it.

Yoke Seal Race

A sealing surface within a yoke mechanism, where a seal runs to prevent fluid or lubricant leakage.