A large chain retailer purchase certain Kind of electronic device from – InterviewSolution

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1.	A large chain retailer purchase certain Kind of electronic device from a manufacture. The manufacture indicates that the defective rate of the device is 3%. The inspector of the retailer picks 20 items from a shipment. The probability that there will be at least one defective item among these 20 isA. `1+(97/100)^20`B. `1+3(97/100)^20`C. `1-(97/100)^20`D. `1-3(97/100)^20`
Answer» Correct Answer - C

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