, . , , . , , . .
1. . : X Ñ SÑ.
tk=½xi-X½/S, (5.1)
xi - ( ) .
p, ( p=5%), 5.1 n tk, tk, (5.1).
tk > tk, . XÑ SÑ.
T 5.1
tk =5%
tk | 2,620 | 2,717 | 2,792 | 2,839 | 2,904 | 2,956 | 3,102 | 3,187 |
2. . , , XÑ SÑ. . xn xn+1
lu=(xn+1-xn)/S (5.2)
5.2 n a=0,95 l0,95.
T 5.2
l0,95
l0,95 | 1,3 | 1,2 | 1,1 | 1,0 | 0,9 | 0,8 |
l < l0,95, . l > l0,95, . XÑ SÑ.
3. . XÑ SÑ, xi.
tb
tb=½xi-X½/S (5.3)
tb 5.3.
5.3
tb =0,05
tb | 2,14 | 2,10 | 2,08 | 2,05 | 2,02 | 1,99 |
|
|
tb £ tb, xi . tb > tb, xi .
XÑ SÑ.