That's because of what's known as complementary events.
那是因为“互补事件”。
单词 | Complementary events |
释义 |
Complementary events
原声例句
双语版 TED-Ed 演讲精选 That's because of what's known as complementary events. 那是因为“互补事件”。
英语百科
Complementary event(重定向自Complementary events)
![]() In probability theory, the complement of any event A is the event [not A], i.e. the event that A does not occur. The event A and its complement [not A] are mutually exclusive and exhaustive. Generally, there is only one event B such that A and B are both mutually exclusive and exhaustive; that event is the complement of A. The complement of an event A is usually denoted as A′, A or A. Given an event, the event and its complementary event define a Bernoulli trial: did the event occur or not? |
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