AC9M8P01 • Test

That complementary events have a combined probability of one; use...

Read the quick preparation notes, then start when you are ready.

Quick preparation

  • recognise that complementary events have a combined probability of one; use this relationship to calculate probabilities in applied contexts
  • understanding that knowing the probability of an event allows the probability of its complement to be found, including for those events that are not…
  • using the relationship that for a single event A, Pr(A)+Pr(\;not\;A)\;=\;1; for example, if the probability that it rains on a particular day is…
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