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Unformatted text preview: Total number of balls =30. 20 30 19 29 18 28 17 27 16 26 10 25 24 24 23 23 22 22 21 21 = 0 . 0435 . 5. Ex. I2.1 (5 pts) . True. P ( A B ) = P ( A ) + P ( B )P ( A B ) = . 5 + . 25P ( A B ) . 75 . 6. Ex. I2.4 (5 pts) . True. P (2nd is even)= P (1st is odd and 2nd is even) + P (1st is even and 2nd is even)= 50 100 50 99 + 50 100 49 99 = 1 2 . 7. Ex. I2.5 (5 pts) . True P (CHEESE) = 1 6 1 5 3 4 2 3 1 2 1 1 = 0 . 0083 < . 5 . Purdue University hw2print.tex; Last Modied: January 30, 2011 (Prof. Sharabati)...
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 Spring '08
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 Probability

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