Теория вероятностей и математическая статистика. Фарафонов В.Г - 33 стр.

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   А     H


2
( ) 0,02.=
H
pA

      

1
( ).
A
pH


1
12
1
1
12
( ) ()
0,2 0,95
( ) 0,922.
( ) ( ) ( ) ( ) 0,2 0,95 0,8 0,02
×
×
= ==
× + × × +×
H
A
HH
pH p A
pH
pH p A pH p A


 

      H


H



pH
pH

А
А
H


1
( ) 0,3 (1 0,5) (1 0,3) 0,5 0,5.=×- +-×=
H
pA

  


   А     H

2
( ) 0,3 0,5 0,15,=×=
H
pA



1
12
1
1
12
( ) ()
0,4 0,5
( ) 0,69.
( ) ( ) ( ) ( ) 0,4 0,5 0,6 0,15
×
×
= ==
× + × ×+×
H
A
HH
pH p A
pH
pH p A pH p A