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Mathematics, 19.02.2020 05:47 ada1928

Among 27 external speakers, there are three defectives. An inspector examines 7 of these speakers.
Find the probability that there are at least 2 defective speakers among the 7
(round off to second decimal place).

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Among 27 external speakers, there are three defectives. An inspector examines 7 of these speakers. <...
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