Unformatted text preview: ≤ P A ( ) ≤ 1 Scale for P A ( ) : 1 − P A ( ) = the probability of event A not occurring, P not A ( ) . Note: The event “not A ” is also called the complement of A , denoted by A or A C . Example 1: If the probability that it will rain here tomorrow is 0.3, then the probability that it will not rain here tomorrow is 1 − 0.3 = 0.7 ....
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- Fall '09