ionathan
, .
, , , , , ( ).
, :
a. , .
b. 20% , 80% , , .
1000, 20 .
:
A. 20%, 200
o 10 (200/20), 200 20 ?
o ( ), 200?
.
o ?
= (fi i) * 200
fi i .
B. 80%, 800
o ( 800/ ) ( ) ?
o 800 , ... 631/7.11.1985, ( )?
(%) = {fi X i + ( i / Mi ) X (1 - ( fi X i) } X 100
o 800 , ( ... ) ?
(%)= {fi X i + (1 - ( fi i) (i x i) / (i i))} 100
C. , (20% 80%). , , , .
D. , 1985, 2 ?
, ( , ) , , :
o 20%, ( 200 ) 20 ( 10)
o 80%, ( 800 ), (%) = {fi X i + ( i / Mi ) X (1 - ( fi X i) } X 100
, , , , , . ( , ) .