Two of the Cylinders in an Eight-Cylinder Car Are Defective

question 23

Short Answer

Two of the cylinders in an eight-cylinder car are defective and need to be replaced. If two cylinders are selected at random, what is the probability that
a.both defective cylinders are selected?
b.no defective cylinder is selected?
c.at least one defective cylinder is selected?

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Definitions:

Eliot Aronson

Eliot Aronson is a renowned American psychologist known for his work on the theory of cognitive dissonance and social psychology.

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A preconceived opinion or bias against someone or something, typically not based on reason or actual experience.

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A forecast that becomes a reality because of the mutual influence between how one thinks and acts, leading to its own fulfillment.