Question

what is probability ? and properties of probability??​

Answer 1

Answer:

Probability is the branch of mathematics concerning numerical descriptions of how likely an event is to occur, or how likely it is that a proposition is true. The probability of an event is a number between 0 and 1, where, roughly speaking, 0 indicates impossibility of the event and 1 indicates certainty.

10 Basic Properties of Probability

The probability of an event E is defined as P(E) = [Number of favourable outcomes of E]/[ total number of possible outcomes of E]. ... Probability is always a positive number. 5. If A and B are 2 events that are mutually exclusive, then P(A⋃B) = P(A) + P(B).

Answer 2

Answer:

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