yveters2964 yveters2964

01-07-2018
Mathematics

contestada

"twenty of the 100 digital video recorders (dvrs) in an inventory are known to be defective. what is the probability you randomly select an item that is not defective?"

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sqdancefan sqdancefan

07-07-2018

If 80 of 100 are not defective, the probablity of randomly selecting one of them is 80/100 = 4/5.

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