表 3.1.2  检验相关系数ρ=0 的临界值r

a

表 

ρ{︱r︱>r

a

}=a 

f                α 

0.10 0.05 0.02 0.01 0.001 

1 0.98769 

0.99692 

0.999507 

0.999877 

0.9999988 

2 

0.90000 0.95000 0.98000 0.99000 0.999000 

3 0.8054 

0.8783 

0.93433 

0.95873 

0.991160 

4 0.7293 

0.8114 

0.8822 

0.91720 

0.97406 

5 

0.6694 0.7545 0.8329 0.8745 0.95074 

6 

0.6215 0.7067 0.7887 0.8343 0.92493 

7 

0.5822 0.6664 0.7493 0.7977 0.8982 

8 

0.5494 0.6319 0.7155 0.7646 0.8721 

9 

0.5214 0.6021 0.6851 0.7348 0.8471 

10  0.4973 0.5760 0.6581 0.7079 0.8233 

11  0.4762 0.5529 0.6339 0.6835 0.8010 

12  0.4575 0.5324 0.6120 0.6614 0.7800 

13 0.4409 

0.5139 

0.5923 

0.6411 

0.7603 

14  0.4259 0.4973 0.5742 0.6226 0.7420 

15  0.4124 0.4821 0.5577 0.6055 0.7246 

16  0.4000 0.4683 0.5425 0.5897 0.7084 

17  0.3887 0.4555 0.5285 0.5751 0.6932 

18  0.3783 0.4438 0.5155 0.5614 0.6787 

19  0.3687 0.4329 0.5034 0.5487 0.6652 

20  0.3598 0.4227 0.4921 0.5368 0.6524 

25  0.3233 0.3809 0.4451 0.4869 0.5974 

30  0.2960 0.3494 0.4093 0.4487 0.5541 

35  0.2746 0.3246 0.3810 0.4184 0.5189 

40  0.2573 0.3044 0.3578 0.3932 0.4896 

45  0.2428 0.2875 0.3384 0.3721 0.4648 

50  0.2306 0.2732 0.3218 0.3541 0.4433 

60  0.2108 0.2500 0.2948 0.3248 0.4078 

70  0.1954 0.2319 0.2737 0.3017 0.3799 

80  0.1829 0.2172 0.2565 0.2830 0.3568 

90  0.1726 0.2050 0.2422 0.2673 0.3375 

100  0.1638 0.1946 0.2301 0.2540 0.3211