r2 | r1(较大均方的自由度) | r2 | ||||||||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 12 | 14 | 16 | 18 | 20 | ||
1 | 161 | 200 | 216 | 225 | 230 | 234 | 237 | 239 | 241 | 242 | 244 | 245 | 246 | 247 | 248 | 1 |
2 | 18.5 | 19.0 | 19.2 | 19.2 | 19.3 | 19.3 | 19.4 | 19.4 | 19.4 | 19.4 | 19.4 | 19.4 | 19.4 | 19.4 | 19.4 | 2 |
3 | 10.1 | 9.55 | 9.28 | 9.12 | 9.01 | 8.94 | 8.89 | 8.85 | 8.81 | 8.79 | 8.74 | 8.71 | 8.69 | 8.67 | 8.66 | 3 |
4 | 7.71 | 6.94 | 6.59 | 6.39 | 6.26 | 6.16 | 6.09 | 6.04 | 6.00 | 5.96 | 5.91 | 5.87 | 5.84 | 5.82 | 5.80 | 4 |
5 | 6.61 | 5.79 | 5.41 | 5.19 | 5.05 | 4.95 | 4.88 | 4.82 | 4.77 | 4.74 | 4.68 | 4.64 | 4.60 | 4.58 | 4.56 | 5 |
6 | 5.99 | 5.14 | 4.76 | 4.53 | 4.39 | 4.28 | 4.21 | 4.15 | 4.10 | 4.06 | 4.00 | 3.96 | 3.92 | 3.90 | 3.87 | 6 |
7 | 5.59 | 4.74 | 4.35 | 4.12 | 3.97 | 3.87 | 3.79 | 3.73 | 3.68 | 3.64 | 3.57 | 3.53 | 3.49 | 3.47 | 3.44 | 棕树蛇 7 |
8 | 5.32 | 4.46 | 4.07 | 3.84 | 3.69 | 3.58 | 3.50 | 3.44 | 3.39 | 3.35 | 3.28 | 3.24 | 3.20 | 3.17 | 3.15 | 8 |
9 | 5.12 | 4.26 | 3.86 | 3.63 | 3.48 | 3.37 | 3.29 | 3.23 | 3.18 | 3.14 | 3.07 | 3.03 | 2.99 | 2.96 | 2.94 | 9 |
10 | 4.96 | 4.10 | 3.71 | 3.48 | 3.33 | 3.22 | 3.14 | 3.07 | 3.02 | 2.98 | 2.91 | 2.86 | 2.83 | 2.80 | 2.77 | 10 |
11 | 4.84 | 3.98 | 3.59 | 3.36 | 3.20 | 3.09 | 3.01 | 2.95 | 2.90 | 2.85 | 2.79 | 2.74 | 2.70 | 2.67 | 2.65 | 11 |
12 | 4.75 | 3.89 | 3.49 | 3.26 | 3.11 | 3.00 | 2.91 | 2.85 | 2.80 | 2.75 | 2.69 | 2.64 | 2.60 | 2.57 | 2.54 | 12 |
13 | 4.67 | 3.81 | 3.41 | 3.18 | 3.03 | 2.92 | 2.83 | 2.77 | 2.71 | 2.67 | 2.60 | 2.55 | 2.51 | 2.48 | 2.46 | 13 |
14 | 4.60 | 3.74 | 3.34 | 3.11 | 2.96 | 2.85 | 2.76 | 2.70 | 2.65 | 2.60 | 2.53 | 2.48 | 2.44 | 2.41 | 2.39 | 14 |
15 | 4.54 | 3.68 | 3.29 | 3.06 | 2.90 | 2.79 | 2.71 | 2.64 | 2.59 | 2.54 | 2.48 | 2.42 | 2.38 | 2.35 | 2.33 | 15 |
16 | 4.49 | 3.63 | 3.24 | 3.01 | 2.85 | 2.74 | 2.66 | 2.59 | 2.54 | 2.49 | 2.42 | 2.37 | 2.33 | 2.30 | 2.28 | 16 |
17 | 4.45 | 3.59 | 3.20 | 2.96 | 2.81 | 2.70 | 2.61 | 2.55 | 2.49 | 2.45 | 2.38 | 2.33 | 2.29 | 2.26 | 2.23 | 17 |
18 | 4.41 | 3.55 | 3.16 | 2.93 | 2.77 | 2.66 | 2.58 | 2.51 | 2.46 | 2.41 | 2.34 | 2.29 | 2.25 | 2.22 | 2.19 | 18 |
航模发动机 |
19 | 4.38 | 3.52 | 3.13 | 2.90 | 2.74 | 2.63 | 2.54 | 2.48 | 2.42 | 2.38 | 2.31 | 2.26 | 2.21 | 2.18 | 2.16 | 19 |
20 | 4.35 | 3.49 | 3.10 | 2.87 | 2.71 | 2.60 | 2.51 | 2.45 | 2.39 | 2.35 | 2.28 | 2.22 | 2.18 | 2.15 | 2.12 | 20 |
21 | 4.32 | 3.47 | 3.07 | 2.84 | 2.68 | 2.57 | 2.49 | 2.42 | 2.37 | 2.32 | 2.25 | 2.20 | 2.16 | 2.12 | 2.10 | 21 |
22 | 4.30 | 3.44 | 3.05 | 2.82 | 2.66 | 2.55 | 2.46 | 2.40 | 2.34 | 2.30 | 2.23 | 2.17 | 2.13 | 2.10 | 2.07 | 22 |
23 | 4.28 | 3.42 | 3.03 | 2.80 | 2.64 | 2.53 | 2.44 | 2.37 | 2.32 | 2.27 | 2.20 | 2.15 | 2.11 | 2.07 | 2.05 | 23 |
24 | 4.26 | 3.40 | 3.01 | 2.78 | 2.62 | 2.51 | 2.42 | 2.36 | 2.30 | 2.25 | 2.18 | 2.13 | 2.09 | 2.05 | 2.03 | 24 |
25 | 4.24 | 3.39 | 2.99 | 2.76 | 2.60 | 2.49 | 2.40 | 2.34 | 2.28 | 2.24 | 2.16 | 2.11 | 2.07 | 2.04 | 2.01 | 25 |
26 | 4.23 | 3.37 | 2.98 | 2.74 | 2.59 | 2.47 | 2.39 | 2.32 | 2.27 | 2.22 | 2.15 | 2.09 | 2.05 | 2.02 | 1.99 | 26 |
27 | 4.21 | 3.35 | 2.96 | 2.73 | 2.57 | 2.46 | 2.37 | 2.31 | 2.25 | 2.20 | 2.13 | 2.08 | 2.04 | 2.00 | 1.97 | 27 |
28 | 4.20 | 3.34 | 2.95 | 2.71 | 2.56 | 2.45 | 2.36 | 2.29 | 2.24 | 2.19 | 2.12 | 2.06 | 2.02 | 1.99 | 1.96 | 28 |
29 | 4.18 | 3.33 | 2.93 | 2.70 | 2.55 | 2.43 | 2.35 | 2.28 | 2.22 | 2.18 | 2.10 | 2.05 | 2.01 | 1.97 | 1.94 | 29 |
30 | 4.17 | 3.32 | 2.92 | 2.69 | 2.53 | 2.42 | 2.33 | 2.27 | 2.21 | 2.16 | 2.09 | 2.04 | 1.99 | 1.96 | 1.93 | 30 |
32 | 4.15 | 3.29 | 2.90 | 2.67 | 2.51 | 2.40 | 2.31 | 2.24 | 2.19 | 2.14 | 2.07 | 2.01 | 1.97 | 1.94 | 1.91 | 32 |
34 | 4.13 | 3.28 | 2.88 | 2.65 | 2.49 | 2.38 | 2.29 | 2.23 | 2.17 | 2.12 | 2.05 | 1.99 | 1.95 | 1.92 | 1.89 | 34 |
36 | 4.11 | 3.26 | 2.87 | 2.63 | 2.48 | 2.36 | 2.28 | 2.21 | 2.15 | 2.11 | 2.03 | 1.98 | 1.93 | 1.90 | 1.87 | 36 |
38 | 4.10 | 3.24 | 2.85 | 2.62 | 2.46 | 2.35 | 2.26 | 2.19 | 2.14 | 2.09 | 2.02 | 1.96 | 1.92 | 1.88 | 1.85 | 38 |
40 | 4.08 | 3.23 | 2.84 | 2.61 | 2.45 | 2.34 | 2.25 | 2.18 | 2.12 | 2.08 | 2.00 | 1.95 | 1.90 | 1.87 | 1.84 | 40 |
42 | 4.07 | 3.22 | 2.83 | 2.59 | 2.44 | 2.32 | 2.24 | 2.17 | 2.11 | 2.06 | 1.99 | 1.93 | 1.89 | 1.86 | 1.83 | 42 |
44 | 4.06 | 3.21 | 2.82 | 2.58 | 2.43 | 2.31 | 2.23 | 2.16 | 2.10 | 2.05 | 1.98 | 1.92 | 1.88 | 1.84 | 1.81 | 44 |
46 | 4.05 | 3.20 | 2.81 | 2.57 | 2.42 | 2.30 | 2.22 | 2.15 | 2.09 | 2.04 | 1.97 | 1.91 | 1.87 | 1.83 | 1.80 | 46 |
48 | 4.04 | 3.19 | 2.80 | 2.57 | 2.41 | 2.29 | 2.21 | 2.14 | 2.08 | 2.03 | 1.96 | 1.90 | 1.86 | 1.82 | 1.79 | 48 |
50 | 4.03 | 3.18 | 2.79 | 2.56 | 2.40 | 2.29 | 2.20 | 2.13 | 2.07 | 2.03 | 1.95 | 1.89 | 1.85 | 1.81 | 1.78 | 50 |
60 | 4.00 | 3.15 | 2.76 | 2.53 | 2.37 | 2.25 | 2.17 | 2.10 | 2.04 | 1.99 | 1.92 | 1.86 | 1.82 | 1.78 | 1.75 | 60 |
80 | 3.96 | 3.11 | 2.72 | 2.49 | 2.33 | 2.21 | 2.13 | 2.06 | 2.00 | 1.95 | 1.88 | 1.82 | 1.77 | 1.73 | 1.70 | 80 |
100 | 3.94 | 3.09 | 2.70 | 2.46 | 2.31 | 2.19 | 2.10 | 2.03 | 1.97 | 1.93 | 1.85 | 1.79 | 1.75 | 1.71 | 1.68 | 100 |
125 | 3.92 | 3.07 | 2.68 | 2.44 | 2.29 | 2.17 | 2.08 | 2.01 | 1.96 | 1.91 | 1.83 | 1.77 | 1.72 | 1.69 | 1.65 | 125 |
150 | 3.90 | 3.06 | 2.66 | 2.43 | 2.27 | 2.16 | 2.07 | 2.00 | 1.94 | 1.89 | 1.82 | 1.76 | 1.71 | 1.67 | 1.64 | 150 |
200 | 3.89 | 3.04 | 2.65 | 2.42 | 2.26 | 2.14 | 2.06 | 1.98 | 1.93 | 1.88 | 1.80 | 1.74 | 1.69 | 1.66 | 1.62 | 200 |
300 | 3.87 | 3.03 | 2.63 | 2.40 | 2.24 | 2.13 | 2.04 | 1.97 | 1.91 | 1.86 | 1.78 | 1.72 | 1.68 | 1.64 | 1.61 | 300 |
500 | 3.86 | 3.01 | 2.62 | 2.39 | 2.23 | 2.12 | 2.03 | 1.96 | 1.90 | 1.85 | 1.77 | 1.71 | 1.66 | 1.62 | 1.59 | 500 |
1000 | 3.85 | 3.00 | 2.61 | 2.38 | 2.22 | 2.11 | 2.02 | 1.95 | 1.89 | 1.84 | 1.76 | 1.70 | 1.65 | 1.61 | 1.58 | 1000 |
∞ | 3.84 | 3.00 | 2.60 | 2.37 | 2.21 | 2.10 | 2.01 | 1.94 | 1.88 | 1.83 | 1.75 | 1.69 | 1.64 | 1.60 | 1.57 | ∞ |
n'2 | n'1(较大均方的自由度) | n'2 | ||||||||||||||
22 | 24 | 26 | 28 | 30 | 35 | 40 | 45 | 50 | 60 | 80 | 100 | 200 | 500 | 00 | ||
1 | 249 | 249 | 249 | 250 | 250 | 251 | 251 | 251 | 252 | 252 | 252 | 253 | 254 | 254 | 254 | 1 |
2 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | 2 |
3 | 8.65 | 8.64 | 8.63 | 8.62 | 8.62 | 8.60 | 8.59 | 8.59 | 8.58 | 8.57 | 8.56 | 8.55 | 8.54 | 8.53 | 8.53 | 3 |
4 | 5.79 | 5.77 | 5.76 | 5.75 | 5.75 | 5.73 | 5.72 | 5.71 | 5.70 | 7.69 | 5.67 | 5.66 | 5.65 | 5.64 | 5.63 | 4 |
5 | 4.54 | 5.53 | 4.52 | 4.50 | 4.50 | 4.48 | 4.46 | 4.45 | 4.44 | 4.43 | 4.41 | 4.41 | 4.39 | 4.37 | 4.37 | 5 |
6 | 3.86 | 3.84 | 3.83 | 3.82 | 3.81 | 3.79 | 3.77 | 3.76 | 3.75 | 3.74 | 3.72 | 3.71 | 3.69 | 3.68 | 3.67 | 6 |
7 | 3.43 | 3.41 | 3.40 | 3.39 | 3.38 | 3.36 | 3.34 | 3.33 | 3.32 | 3.30 | 3.29 | 3.27 | 3.25 | 3.24 | 3.23 | 7 |
8 | 3.13 | 3.12 | 3.10 | 3.09 | 3.08 | 3.06 | 3.04 | 3.03 | 3.02 | 3.01 | 2.99 | 2.97 | 2.95 | 2.94 | 2.93 | 8 |
9 | 2.92 | 2.90 | 2.89 | 2.87 | 2.83 | 2.84 | 2.83 | 2.81 | 2.80 | 2.79 | 2.77 | 2.76 | 2.73 | 2.72 | 2.71 | 9 |
10 | 2.75 | 2.74 | 2.72 | 2.71 | 2.70 | 2.68 | 2.66 | 2.65 | 2.64 | 2.62 | 2.60 | 2.59 | 2.56 | 2.55 | 0.54 | 10 |
11 | 2.63 | 2.61 | 2.59 | 2.58 | 2.57 | 2.55 | 2.53 | 2.52 | 2.51 | 2.49 | 2.47 | 2.46 | 2.43 | 2.42 | 2.40 | 11 |
12 | 2.52 | 2.51 | 2.49 | 2.48 | 2.47 | 2.44 | 2.43 | 2.41 | 2.40 | 2.38 | 2.36 | 2.35 | 2.32 | 2.31 | 2.30 | 12 |
13 | 2.44 | 2.42 | 2.41 | 2.39 | 2.38 | 2.36 | 2.34 | 2.33 | 2.31 | 2.30 | 2.27 | 2.26 | 2.23 | 2.22 | 2.21 | 13 |
14 | 2.37 | 2.35 | 2.33 | 2.32 | 2.31 | 2.28 | 2.27 | 2.25 | 2.24 | 2.22 | 2.20 | 2.19 | 2.16 | 2.14 | 2.13 | 14 |
15 | 2.31 | 2.29 | 2.27 | 2.26 | 2.25 | 2.22 | 2.20 | 2.19 | 2.18 | 2.16 | 2.14 | 2.12 | 2.10 | 2.08 | 2.07 | 15 |
16 | 2.25 | 2.24 | 2.22 | 2.21 | 2.19 | 2.17 | 2.15 | 2.14 | 2.12 | 2.11 | 2.08 | 2.07 | 2.04 | 2.02 | 2.01 | 16 |
17 | 2.21 | 2.19 | 2.17 | 2.16 | 2.15 | 2.12 | 2.10 | 2.09 | 2.08 | 2.06 | 2.03 | 2.02 | 1.99 | 1.97 | 1.96 | 17 |
18 | 2.17 | 2.15 | 2.13 | 2.12 | 2.11 | 2.08 | 2.06 | 2.05 | 2.04 | 2.02 | 1.99 | 1.98 | 1.95湍流模型 | 1.93 | 1.92 | 18 |
19 | 2.13 | 2.11 | 2.10 | 2.08 | 2.07 | 2.05 | 2.03 | 2.01 | 2.00 | 1.98 | 1.96 | 1.94 | 1.91 | 1.89 | 1.88 | 19 |
20 | 2.10 | 2.08 | 2.07 | 2.05 | 2.04 | 2.01 | 1.99 | 1.98 | 1.97 | 铀矿冶1.95 | 1.92 | 1.91 | 1.88 | 1.86 | 1.84 | 20 |
21 | 2.07 | 2.05 | 2.04 | 2.02 | 2.01 | 1.98 | 1.96 | 1.95 | 1.94 | 1.92 | 1.89 | 1.88 | 1.84 | 1.82 | 1.81 | 21 |
22 | 2.05 | 2.03 | 2.01 | 2.00 | 1.98 | 1.96 | 1.94 | 1.92 | 1.91 | 1.89 | 1.86 | 1.85 | 1.82 | 1.80 | 1.78 | 22 |
23 | 2.02 | 2.00 | 1.99 | 1.97 | 1.96 | 1.93 | 1.91 | 1.90 | 1.88 | 1.86 | 1.84 | 1.82 | 1.79 | 1.77 | 1.76 | 23 |
24 | 2.00 | 1.98 | 1.97 | 1.95 | 1.94 | 1.91 | 1.89 | 1.88 | 1.86 | 1.84 | 1.82 | 1.80 | 1.77 | 1.75 | 1.73 | 34 |
25 | 1.98 | 1.96 | 1.95 | 1.93 | 1.92 | 1.89 | 1.87 | 1.86 | 1.84 | 1.82 | 1.80 | 1.78 | 1.75 | 1.73 | 1.71 | 25 |
26 | 1.97 | 1.95 | 1.93 | 1.91 | 1.90 | 1.87 | 1.85 | 1.84 | 1.82 | 1.80 | 1.78 | 1.76 | 1.73 | 1.71 | 1.69 | 26 |
27 | 1.95 | 1.93 | 1.91 | 1.90 | 1.88 | 1.86 | 1.84 | 1.82 | 1.81 | 1.79 | 1.76 | 1.74 | 1.71 | 1.69 | 1.67 | 27 |
28 | 1.93 | 1.91 | 1.90 | 1.88 | 1.87 | 1.84 | 1.82 | 1.80 | 1.79 | 1.77 | 1.74 | 1.73 | 1.69 | 1.67 | 1.65 | 28 |
29 | 1.92 | 1.90 | 1.88 | 1.87 | 1.85 | 1.83 | 1.81 | 1.79 | 1.77 | 1.75 | 1.73 | 1.71 | 1.67 | 1.65 | 1.64 | 29 |
汕头马会 30 | 1.91 | 1.89 | 1.87 | 1.85 | 1.84 | 1.81 | 1.79 | 1.77 耶稣传 | 1.76 | 1.74 | 1.71 | 1.70 | 1.66 | 1.64 | 1.62 | 30 |
32 | 1.88 | 1.86 | 1.85 | 1.83 | 1.82 | 1.79 | 1.77 | 1.75 | 1.74 | 1.71 | 1.69 | 1.67 | 1.63 | 1.61 | 1.59 | 32 |
34 | 1.86 | 1.84 | 1.82 | 1.80 | 1.80 | 1.77 | 1.75 | 1.73 | 1.71 | 1.69 | 1.66 | 1.65 | 1.61 | 1.59 | 1.57 | 34 |
36 | 1.85 | 1.82 | 1.81 | 1.79 | 1.78 | 1.75 | 1.73 | 1.71 | 1.69 | 1.67 | 1.64 | 1.62 | 1.59 | 1.56 | 1.55 | 36 |
38 | 1.83 | 1.81 | 1.79 | 1.77 | 1.76 | 1.73 | 1.71 | 1.69 | 1.68 | 1.65 | 1.62 | 1.61 | 1.57 | 1.54 | 1.53 | 38 |
40 | 1.81 | 1.79 | 1.77 | 1.76 | 1.74 | 1.72 | 1.69 | 1.67 | 1.66 | 1.64 | 1.61 | 1.59 | 1.55 | 1.53 | 1.51 | 40 |
42 | 1.80 | 1.78 | 1.76 | 1.74 | 1.73 | 1.70 | 1.68 | 1.66 | 1.65 | 1.62 | 1.59 | 1.57 | 1.53 | 1.51 | 1.49 | 42 |
44 | 1.79 | 1.77 | 1.75 | 1.73 | 1.72 | 1.69 | 1.67 | 1.65 | 1.63 | 1.61 | 1.58 | 1.56 | 1.52 | 1.49 | 1.48 | 44 |
46 | 1.78 | 1.76 | 1.74 | 1.72 | 1.71 | 1.68 | 1.65 | 1.64 | 1.62 | 1.60 | 1.57 | 1.55 | 1.51 | 1.48 | 1.46 | 46 |
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