Question: a. If the probability that event A occurs during an experiment is 0.7, what is the probability that event A does not occur during that

a. If the probability that event A occurs during an experiment is 0.7, what is the probability that event A does not occur during that experiment?

b. If the results of a probability experiment can be any integer from 16 to 28 and the probability that the integer is less than 20 is 0.78, what is the probability the integer will be 20 or more?

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