The maker of a computer chess game claims the game can beat a human chess champion 35% of the time. A human chess champion plays ten games against the computer. Assuming the manufacturers claim is true, you are interested in the probability that the human chess champion wins a majority of the games.

19.

Pick the equation most appropriate to deal with the problem above.

1. a)z=x
3. b)x = + z
4. c)z=x n
5. d)p(x)=(nCx)px(1 p)nx
6. e)None of the above are correct.

20.

What is the probability that the human chess champion wins a majority of the games?

1. a)0.2485
2. b)0.5138
3. c)0.7515
4. d)0.8338
5. e)None of the above are correct.