|
Snapshot |
%tm_act |
|
1 |
0 |
|
2 |
0 |
|
3 |
0 |
|
4 |
0 |
|
5 |
0 |
|
6 |
6.1 |
|
7 |
6.3 |
|
8 |
6.5 |
|
9 |
9.1 |
|
10 |
5.9 |
|
11 |
0 |
|
12 |
0 |
|
13 |
0 |
|
14 |
0 |
|
15 |
0 |
(10*0*0+6.1*6.1+6.3*6.3+6.5*6.5+9.1*9.1+5.9*5.9)/(6.1+6.3+6.5+9.1)=6.78 约等于7
（6.1+6.3+6.5+9.1+5.9）/5=2.26