SOLUTION: in a chess tournament your probability of winning a game is 0.3 against 50%of the player(say type_1),0.4 against another 25%of the players and 0.5 against the remaining 25%of the p

Algebra ->  Probability-and-statistics -> SOLUTION: in a chess tournament your probability of winning a game is 0.3 against 50%of the player(say type_1),0.4 against another 25%of the players and 0.5 against the remaining 25%of the p      Log On


   

Question 1143780: in a chess tournament your probability of winning a game is 0.3 against 50%of the player(say type_1),0.4 against another 25%of the players and 0.5 against the remaining 25%of the players if you play against a randomly selected player and you win what is the probability that you play against a type 1 oponest.
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
The probability under the question is


    P = %280.5%2A0.3%29%2F%280.5%2A0.3+%2B+0.25%2A0.4+%2B+0.5%2A0.25%29 = 0.4.      ANSWER

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