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if you know how to do math 30 probability please help answer this question

three events, A, B, C are all equally. If there are no other possible events which of the following statements is true?

a) P(A) = 0

b) P(B) = 1

c) P(C) = 1/3

d) P(D) = 1/2

Respuesta :

tramserran

Answer: c) P(C) = 1/3

Step-by-step explanation:

P(A) + P(B) + P(C) = 1     (100%)

P(A) = P(B) =P(C)

Using substitution:

P(C) + P(C) + P(C) = 1

                 3 P(C) = 1

                    P(C) = 1/3  

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