样本编号

内径真实值/mm

内圆面积测量值/mm²

内径测量值/mm

绝对误差/mm

1

7.25

41.853868

7.276271

0.026271

2

8.542

57.248919

8.537657

0.004343

3

8.892

61.398436

8.841658

0.050342

4

11.653

107.513154

11.7

0.047000

5

13.864

152.104996

13.916397

0.052397

6

26.26

543.777344

26.312712

0.052712

7

26.763

560.464637

26.7134

0.049600

8

25.82

525.064383

25.856045

0.036045

9

26.542

542.417908

26.527483

0.014517

10

26.612

550.038147

26.583687

0.028313