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OpenStudy (anonymous):
suppose the newspaper states that the probability of rain today is 30%. What is the complement of the event "rain today"? What is the probability of the complement?
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OpenStudy (paki):
The complement is the probability that it DOESN'T rain = 70% = 0.7... and the probability of an event (raining) and its complement always add to 100%... @dianaaalizbethhh
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