
Concept explainers
To find: Explain to find the probability of an event by first calculating the probability of the complement of event.

Answer to Problem 44HP
Probability of an event is equal to subtracting from 1 the probability of an complementary event.
Explanation of Solution
Given Information: The given problem is about event and complement of an event.
Let us consider an event A
Then complement of event
The probability
Probability of event A
By subtracting from 1 the probability of an complementary event, we get probability of an event.
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