.= ./ .,
= 38000+(2400-900)+(2100-1600)= 40000
= 40900+(2400-1400)+(2100-2000)= 42000
: 1. , .. = (40000 .= 40000 )
2. , .
. .
. . : 1.
2.
2. .
1 | 2 | 3 | |
, .. | |||
, .. | - | ||
, % | - | 109,52 | 121,43 |
, % | - | 9,52 | 21,43 |
1 .
= 21,4( )/(n-1)()=21,4/2=10,7%
, ( 1-1,5 )
( ) .
, . , , . , , .
3. .
, . . | |||||
% | . . | % | |||
116,67 | |||||
84,6 | 84,6 | ||||
93,4 |
, .( ) .
:
/ =3/6=50%
% =(100%+100%+75%+96%+84,6%+100%)/6=92,6%
: . . :
-
-
-
-
, , .
. (. 1. )
|
|
2, .
4. .
- . | . . | % . | . | (2*3,26) | |
3.31 | 202,12 | ||||
3.28 | 198,86 | ||||
3.18 | 215,16 | ||||
3.28 | 208,64 | ||||
3.26 |
.. , 3 .