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Probability word problelm

Statistics
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At a factory that produces pistons for cars, Machine 1 produced  satisfactory pistons and unsatisfactory pistons today. Machine 2 produced  satisfactory pistons and  unsatisfactory pistons today. Suppose that one piston from Machine 1 and one piston from Machine 2 are chosen at random from today's batch. What is the probability that the piston chosen from Machine 1 is unsatisfactory and the piston chosen from Machine 2 is satisfactory ?

Mar 22nd, 2015

Probability Machine 1 produces an unsatisfactory part:  1/2

Probability Machine 2 produces a satisfactory part:  1/2

1/2 x 1/2 = 1/4 or %25

Mar 22nd, 2015

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Mar 22nd, 2015
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Mar 22nd, 2015
Dec 11th, 2016
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