a=
b-
65.04202
84,11765
b)
nwnc XI |
y |
y*-yv |
Xl-X8f |
(yi-yv)*(» (xi-x&r)'(x.-xsr) | ||
1 |
6 |
480 |
-2.5 |
-0.125 |
0.3125 |
0.01563 |
2 |
4 |
320 |
-162.5 |
■2.125 |
345.313 |
4.51563 |
3 |
T |
530 |
47.5 |
0.875 |
41.5625 |
0.76563 |
4 |
i |
420 |
-62.5 |
-1.125 |
70.3125 |
1.26563 |
5 |
8 |
600 |
117.5 |
1.875 |
220.313 |
3.51563 |
6 |
6 |
460 |
-22.5 |
-0.125 |
2.8125 |
0.01563 |
7 |
5 |
440 |
-42.5 |
-1.125 |
47.8125 |
1.26563 |
6 |
8 |
610 |
127.5 |
1.875 |
239.063 |
3.51563 |
Suma |
49 |
3860 |
967.5 |
14.875 | ||
Średnia |
6.125 |
482.5 | ||||
n=8 |
a= 65.04202
b= 84.11765
700
• Srncl
— l»mc«y II
600
500
400
300
200