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Mathematics, 09.12.2020 20:50 lilsnsbsbs
Select the correct answer from the drop-down menu. A box contains 20 lightbulbs, of which 5 are defective. If 4 lightbulbs are picked from the box randomly, the probability that at most 2 of them are defective is .
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Select the correct answer from the drop-down menu. A box contains 20 lightbulbs, of which 5 are defe...
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