Descriptive Statistics And Introduction To Probability Practice Test

P(A^c) is what in terms of P(A)?

P(A^c) = 1 − P(A) P(A^c) = P(A) P(A^c) = P(A) + P(A^c) P(A^c) = 0

P(A^c) = 1 − P(A)

The key idea is that A and its complement A^c partition the whole sample space, so their probabilities add up to

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