Probability

**Complementary events**

For an event E such that of an experiment, the event represents ‘not E’ , which is called the complement of the event E. We say, E and are **complementary** events.

**Example: **

A pair of dice is thrown once. Find the probability of getting a different number on each die.

**Solution: **

When a pair of dice is thrown, the possible outcomes of the experiment can be listed as:

The number of all possible outcomes = 6 × 6 = 36

Let E be the event of getting the same number on each die.

Then,is the event …

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