Tab  Yahoo  - , , Hits: 850


, ,
.
, . , .
. . .
 

(...) W , ..

W = , |W| = N < ,

,

p(wi) = 1/N, i=1,2,,N.

= , W, j= [1;m] m , |A| = m. ( ) ,

P(A) = = m/N = |A| / |W|

,

() = |A| / |W| =

1

28 1 . : 8, , 3, , , .

:

|W| = 28,

A = |A|=3 |AB| = 0

B = |B|=3 |BC| = 1 |AC| = 2

C = |C|=13

, P(A) = |A| / |W| = 3/28;

P(B) = |B| / |W| = 3/28;

P(C) = |C| / |W| = 13/28;

P(AB) = |AB| / |W| = 0 ( )

P(AC) = |AC| / |W| = 2/28 = 1/14

P(BC) = |BC| / |W| = 1/28