Alec and Kim Used to Be Much Better Friends Than

question 27

Multiple Choice

Alec and Kim used to be much better friends than they are now.The problem is what to do about Christmas gifts? If they wait until Christmas morning and move simultaneously,their payoff matrix is If Alec commits at Thanksgiving time not to buy a gift for Kim,Kim will find it in her best interest

• A) to buy a gift for Alec to spite him.
• B) not to buy a gift for Alec.
• C) to buy a gift for Alec with probability 2/7.
• D) to buy a gift for Alec with probability 4/9.
• E) to buy a gift for Alec with probability 4/6.

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Definitions:

Ice-cube Relays

Small, plug-in electromechanical relays that resemble the size and shape of an ice cube, used for various control applications.

Arc Chutes

Protective devices designed to extinguish electrical arcs that can occur in switchgear or circuit breakers, by dividing and cooling the arc.

Pull-in Current

The current required to bring an electric motor up to full operational speed from a standstill.

Dropout Current

The minimum current level at which a device, like a relay, deactivates or returns to its "off" state.