Segment (1)

From Computational Statistics (CSE383M and CS395T)
Jump to navigation Jump to search

Problems:

1. Prove that <math>P(ABC) = P(B)P(C|B)P(A|BC)</math>:

Answer: <math>P(ABC) = P(A|BC)P(BC) = P(A|BC)P(C|B)P(B)</math>

2. What is the probability that the sum of two dice is odd with neither being a 4?

Answer: by enumerating all possibilities, the probability = 12/36 = 1/3