Question

8. The probability of event equal to zero is called sure event or impossible event ​

Answer 1

Step-by-step explanation:

If the probability of occurrence of an event is 0, such an event is called an impossible event and if the probability of occurrence of an event is 1, it is called a sure event. In other words, the empty set ϕ is an impossible event and the sample space S is a sure event.

Answer 2

Step-by-step explanation:

A sure event is an event, which always happens. For example ,it's a sure event to obtain a number between 1 and 6 when rolling an ordinary die. The probability of a sure event has the value of 1. The probability of an impossible event has the value of 0.

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