Math Games Rounding Decimals
December 31st, 2010 | 
Author:  |
US $.99
Question: math help STATISTICS?
1. The Beavers and the Bruins are rival hockey teams. During the last several seasons, the Beavers have won 70% of the games between the two teams.
a.) Use the probability distribution to determine the probability that the Beavers will win at least 3 of the next 5 games. As part of your solution, outline the procedure you used to find your answer . Round your answer to 4 decimal places.
please help me THANKS!
Answer: Let be X. number of games the Beavers have won
p = 0.7
n = 5
q = 0.3
P(X ≥ 3) = P(X = 3) + P(X = 4) + P(X = 5) =
(5)
(3)*0.7^3*0.3^2 +
(5)
(4)*0.7^4*0.3^1 +
(5)
(5)*0.7^5*0.3^0 = 0.30870 + 0.36015 + 0.16807 = 0.8369
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Tags: education, games, interactive, math, Math Games, math games rounding decimals, maths, rounding decimals | 
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