510  17

        
Widget Manufacturing (WM)     . 
. 17.2    WM      16
,         -
        .  ,
      0,63,    0,79%27.

         WM  :

/V = 0,79% + 0,63/-/ + e^.                        (17.6)

 . 17.7      WM ()  
 ,-  ,        -
,  ,       :

^ = 0,79% + 0,63r,.                          (17.7)

           
     .   -
   (17.6):

rwM - (0,79% + 0,63/-/) = ?.wu-                     <17-8)
,   () . 17.2 ,   14-   WMv. -
   7,55  2,66% . ,   (17.8)
  ^   , :

7,55% - [0,79% + (0,63  2,66%)] = 5,08%.

 g         15  -
   .     
   16       -
 (standard deviation of the random error term),    -
.  . 17.2 ,     6,67%.    -
     WM   .



    Widget Manufacturing

() 
			2	X2	YxX
	WM= Y	 = X			
	(1)	(2)	(3)	(4)	(5)
1 1	-13,38%	2,52%	178,92	6,35	-33,71
2	16,79	5,45	282,00	29,71	91,54
3	-1,67	0,76	2,77	0,57	-1,26
4	-3,46	2,36	11,99	5,58	-8,18
2 5	10,22	8,56	104,53	73,36	87,57
6	7,13	8,67	50,79	75,19	61,80
7	6,71	10,80	45,07	116,59	72,49
8	7,84	3,33	61,47	11,08	26,10
3 9	2,15	-5,07	4,62	25,66	-10,89
10	7,95	7,10	63,22	50,42	56,46
11	-8,05	-11,57	64,74	133,87	93,09
12	7,68	4,65	58,97	21,58	35,67
4 13	4,75	14,59	22,55	212,97	69,29
14	7,55	2,66	57,03	7,05	20,05
15	-2,36	3,81	5,58	14,54	-9,01
16	4,98	7,99	24,78	63,85	39,78
 (Z ) =	54,84	66,62	1039,03	848,38	590,80
	=?V	=SX	=?Y2	= ZX2	=1