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Mathematics, 18.09.2019 02:30 jujulakaeuaws
Awidget inspector inspects 12 widgets and finds that exactly 3 are defective. unfortunately, the widgets then get all mixed up and the inspector has to find the 3defective widgets again by testing widgets one by one.(a) find the probability that the inspector will now have to test at least 9 widgets.
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Awidget inspector inspects 12 widgets and finds that exactly 3 are defective. unfortunately, the wid...
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