Table of Critical Values: Pearson Correlation

1-tailed

0.05 0.025 0.005

2-tailed
Degrees of Freedom = N-2

N 0.1 0.05 0.01
4 0.900 0.950 0.990
5 0.805 0.878 0.959
6 0.729 0.811 0.917
7 0.669 0.754 0.875
8 0.621 0.707 0.834
9 0.582 0.666 0.798
10 0.549 0.632 0.765
11 0.521 0.602 0.735
12 0.497 0.576 0.708
13 0.476 0.553 0.684
14 0.458 0.532 0.661
15 0.441 0.514 0.641
16 0.426 0.497 0.623
17 0.412 0.482 0.606
18 0.400 0.468 0.590
19 0.389 0.456 0.575
20 0.378 0.444 0.561
21 0.369 0.433 0.549
22 0.360 0.423 0.537
23 0.352 0.413 0.526
24 0.344 0.404 0.515
25 0.337 0.396 0.505
26 0.330 0.388 0.496
27 0.323 0.381 0.487
28 0.317 0.374 0.479
29 0.311 0.367 0.471
30 0.306 0.361 0.463
35 0.283 0.334 0.430
40 0.264 0.312 0.403
45 0.248 0.294 0.380
50 0.235 0.279 0.361
60 0.214 0.254 0.330
70 0.198 0.235 0.306
80 0.185 0.220 0.286
90 0.174 0.207 0.270
100 0.165 0.197 0.256
200 0.117 0.139 0.182
300 0.095 0.113 0.149
400 0.082 0.098 0.129
500 0.074 0.088 0.115
1000 0.052 0.062 0.081

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