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12 July, 07:40

The probability a person is infected by a certain cold virus is 0.2. If a random sample of 12 people is taken, what is the probability that at least one person will be infected by the cold virus?

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  1. 12 July, 07:44
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    If 0.2 = 20%, The probability that 1 person will be infected is 100%, according to theory.
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