11.8 Probabilities of Disjoint
  and Overlapping Events

        April 26, 2011
Disjoint Events or Mutually Exclusive
Events: events that have no common
outcomes.
Disjoint Events or Mutually Exclusive
Events: events that have no common
outcomes.

  Overlapping Events: events that have
one or more outcomes in common.
Example 1:
Example 1:
Example 1:
Example 2:
Example 2:
Example 3:
Example 3:
Two events are complementary
events if they are disjoint events and one
event or the other must occur.
Two events are complementary
events if they are disjoint events and one
event or the other must occur.


                            The sum of the
                         probabilities of t wo
                           complementary
                             events is 1.
Two events are complementary
events if they are disjoint events and one
event or the other must occur.

   P(not A) = 1
      - P(A)                The sum of the
                         probabilities of t wo
                           complementary
                             events is 1.
Example 4:
Example 4:
11.8 probabilities of disjoint and overlapping events wiki
11.8 probabilities of disjoint and overlapping events wiki
11.8 probabilities of disjoint and overlapping events wiki
11.8 probabilities of disjoint and overlapping events wiki
11.8 probabilities of disjoint and overlapping events wiki
11.8 probabilities of disjoint and overlapping events wiki
11.8 probabilities of disjoint and overlapping events wiki
11.8 probabilities of disjoint and overlapping events wiki

11.8 probabilities of disjoint and overlapping events wiki