怎样用spss拟合数据?电流02.5334.24.35.15.26.277.8899.510.511.21212.513.51415.11717.3181919.520.521222323.22423.5262626.527.527.527.528.429.329.33030.131.531.53232.532.53334.33535363737.537.63838.53940404142424204343.54444.744.844.94545.54646.
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怎样用spss拟合数据?电流02.5334.24.35.15.26.277.8899.510.511.21212.513.51415.11717.3181919.520.521222323.22423.5262626.527.527.527.528.429.329.33030.131.531.53232.532.53334.33535363737.537.63838.53940404142424204343.54444.744.844.94545.54646.
怎样用spss拟合数据?
电流
0
2.5
3
3
4.2
4.3
5.1
5.2
6.2
7
7.8
8
9
9.5
10.5
11.2
12
12.5
13.5
14
15.1
17
17.3
18
19
19.5
20.5
21
22
23
23.2
24
23.5
26
26
26.5
27.5
27.5
27.5
28.4
29.3
29.3
30
30.1
31.5
31.5
32
32.5
32.5
33
34.3
35
35
36
37
37.5
37.6
38
38.5
39
40
40
41
42
42
42
0
43
43.5
44
44.7
44.8
44.9
45
45.5
46
46.3
46.5
46.5
47
47.3
47.3
47.2
48
48
温度
10
12
12.5
13
13.5
14
14.5
15
15.5
16
16.5
17
17.5
18
18.5
19.5
20
20.5
21.5
22
22.5
24
24.5
25.5
26
26.5
27.5
28
28.5
29.5
30
30
30.5
32
32
32.5
33.5
34
34
34.5
35.5
36
36
36.5
37.5
38
38
38.5
40
40
40.5
42
42
42.5
44
44
44.5
46
46
46.3
48
48
48.4
50
50
50.3
52
52
52.2
52.2
53.8
54
54
54.2
55.1
55.2
56
56
57.2
57.3
58
58
58.1
59.3
60
以上是数据,电流与温度一一对应,怎样用方程T=C / LN(A + B / (I + D))进行拟合,并返回参数A,B,C,D的值,急用,
怎样用spss拟合数据?电流02.5334.24.35.15.26.277.8899.510.511.21212.513.51415.11717.3181919.520.521222323.22423.5262626.527.527.527.528.429.329.33030.131.531.53232.532.53334.33535363737.537.63838.53940404142424204343.54444.744.844.94545.54646.
这个关键是迭代的初始值不好设置,你自己看这篇文章：