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# Probability for PDF or CDF

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A manufacturer of computer printers claims that only 0.55% of all printers they produce fail out of the factory. As a computer store buyer, you purchase 150 of this company's printers. What is the chance that you get at least one defective printer out of this purchase?

P(X is greater than or equal to 1)=____________

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#### Solution Summary

A manufacturer of computer printers claims that only 0.55% of all printers they produce fail out of the factory. As a computer store buyer, you purchase 150 of this company's printers. What is the chance that you get at least one defective printer out of this purchase?

P(X is greater than or equal to 1)=____________

\$2.49