A hat contains five green, eight red and seven blue marbles. Let A be the event

Question

A hat contains five green, eight red and seven blue marbles. Let A be the event that a red marble is drawn if we randomly select one marble out of this hat. What is the probability of A? What is the complementary event of A and what is its probability? A hat contains five green, eight red and seven blue marbles. Let A be the event that a red marble is drawn if we randomly select one marble out of this hat. What is the probability of A? What is the complementary event of A and what is its probability?

Explanation / Answer

Total ball = 20

P(A) = 8/20 = 0.4

P(Ac) = 1 - 0.4 = 0.6

  

  

  

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