A box contains 20 electrical components, whereof four are defective. A sample of five components are taken from the box. Calculate the probability that the sample contains (a) two defective components, (b) at least one defective component.
A box contains 20 electrical components, whereof four are defective. A sample of five components are taken from the box. Calculate the probability that the sample contains (a) two defective components, (b) at least one defective component.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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A box contains 20 electrical components, whereof four are defective. A sample of five components are taken from the box. Calculate the probability that the sample contains
(a) two defective components, (b) at least one defective component.
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