Jump to Z = 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 3.25 3.50 3.75
Jump to Area = 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.49 0.499
 
Z critical values



α=.05 (2 Tails)
α=.05 (1 Tail)
α=.01 (2 Tails)
α=.01 (1 Tail)
α=.001 (2 Tails)
α=.001 (1 Tail)


1.96
1.64
2.58
2.33
3.29
3.09
Z Area From 0-Z Area Beyond Z  

0.000.00000.5000
0.010.00400.4960
0.020.00800.4920
0.030.01200.4880
0.040.01600.4840
0.050.01990.4801
0.060.02390.4761
0.070.02790.4721
0.080.03190.4681
0.090.03590.4641
0.100.03980.4602
0.110.04380.4562
0.120.04780.4522
0.130.05170.4483
0.140.05570.4443
0.150.05960.4404
0.160.06360.4364
0.170.06750.4325
0.180.07140.4286
0.190.07530.4247
0.200.07930.4207
0.210.08320.4168
0.220.08710.4129
0.230.09100.4090
0.240.09480.4052
0.250.09870.4013
0.260.10260.3974
0.270.10640.3936
0.280.11030.3897
0.290.11410.3859
0.300.11790.3821
0.310.12170.3783
0.320.12550.3745
0.330.12930.3707
0.340.13310.3669
0.350.13680.3632
0.360.14060.3594
0.370.14430.3557
0.380.14800.3520
0.390.15170.3483
0.400.15540.3446
0.410.15910.3409
0.420.16280.3372
0.430.16640.3336
0.440.17000.3300
0.450.17360.3264
0.460.17720.3228
0.470.18080.3192
0.480.18440.3156
0.490.18790.3121
0.500.19150.3085
0.510.19500.3050
0.520.19850.3015
0.530.20190.2981
0.540.20540.2946
0.550.20880.2912
0.560.21230.2877
0.570.21570.2843
0.580.21900.2810
0.590.22240.2776
0.600.22570.2743
0.610.22910.2709
0.620.23240.2676
0.630.23570.2643
0.640.23890.2611
0.650.24220.2578
0.660.24540.2546
0.670.24860.2514
0.680.25170.2483
0.690.25490.2451
0.700.25800.2420
0.710.26110.2389
0.720.26420.2358
0.730.26730.2327
0.740.27040.2296
0.750.27340.2266
0.760.27640.2236
0.770.27940.2206
0.780.28230.2177
0.790.28520.2148
0.800.28810.2119
0.810.29100.2090
0.820.29390.2061
0.830.29670.2033
0.840.29950.2005
0.850.30230.1977
0.860.30510.1949
0.870.30780.1922
0.880.31060.1894
0.890.31330.1867
0.900.31590.1841
0.910.31860.1814
0.920.32120.1788
0.930.32380.1762
0.940.32640.1736
0.950.32890.1711
0.960.33150.1685
0.970.33400.1660
0.980.33650.1635
0.990.33890.1611
1.000.34130.1587
1.010.34380.1562
1.020.34610.1539
1.030.34850.1515
1.040.35080.1492
1.050.35310.1469
1.060.35540.1446
1.070.35770.1423
1.080.35990.1401
1.090.36210.1379
1.100.36430.1357
1.110.36650.1335
1.120.36860.1314
1.130.37080.1292
1.140.37290.1271
1.150.37490.1251
1.160.37700.1230
1.170.37900.1210
1.180.38100.1190
1.190.38300.1170
1.200.38490.1151
1.210.38690.1131
1.220.38880.1112
1.230.39070.1093
1.240.39250.1075
1.250.39440.1056
1.260.39620.1038
1.270.39800.1020
1.280.39970.1003
1.290.40150.0985
1.300.40320.0968
1.310.40490.0951
1.320.40660.0934
1.330.40820.0918
1.340.40990.0901
1.350.41150.0885
1.360.41310.0869
1.370.41470.0853
1.380.41620.0838
1.390.41770.0823
1.400.41920.0808
1.410.42070.0793
1.420.42220.0778
1.430.42360.0764
1.440.42510.0749
1.450.42650.0735
1.460.42790.0721
1.470.42920.0708
1.480.43060.0694
1.490.43190.0681
1.500.43320.0668
1.510.43450.0655
1.520.43570.0643
1.530.43700.0630
1.540.43820.0618
1.550.43940.0606
1.560.44060.0594
1.570.44180.0582
1.580.44290.0571
1.590.44410.0559
1.600.44520.0548
1.610.44630.0537
1.620.44740.0526
1.630.44840.0516
1.640.44950.0505
1.650.45050.0495
1.660.45150.0485
1.670.45250.0475
1.680.45350.0465
1.690.45450.0455
1.700.45540.0446
1.710.45640.0436
1.720.45730.0427
1.730.45820.0418
1.740.45910.0409
1.750.45990.0401
1.760.46080.0392
1.770.46160.0384
1.780.46250.0375
1.790.46330.0367
1.800.46410.0359
1.810.46490.0351
1.820.46560.0344
1.830.46640.0336
1.840.46710.0329
1.850.46780.0322
1.860.46860.0314
1.870.46930.0307
1.880.46990.0301
1.890.47060.0294
1.900.47130.0287
1.910.47190.0281
1.920.47260.0274
1.930.47320.0268
1.940.47380.0262
1.950.47440.0256
1.960.47500.0250
1.970.47560.0244
1.980.47610.0239
1.990.47670.0233
2.000.47720.0228
2.010.47780.0222
2.020.47830.0217
2.030.47880.0212
2.040.47930.0207
2.050.47980.0202
2.060.48030.0197
2.070.48080.0192
2.080.48120.0188
2.090.48170.0183
2.100.48210.0179
2.110.48260.0174
2.120.48300.0170
2.130.48340.0166
2.140.48380.0162
2.150.48420.0158
2.160.48460.0154
2.170.48500.0150
2.180.48540.0146
2.190.48570.0143
2.200.48610.0139
2.210.48640.0136
2.220.48680.0132
2.230.48710.0129
2.240.48750.0125
2.250.48780.0122
2.260.48810.0119
2.270.48840.0116
2.280.48870.0113
2.290.48900.0110
2.300.48930.0107
2.310.48960.0104
2.320.48980.0102
2.330.49010.0099
2.340.49040.0096
2.350.49060.0094
2.360.49090.0091
2.370.49110.0089
2.380.49130.0087
2.390.49160.0084
2.400.49180.0082
2.410.49200.0080
2.420.49220.0078
2.430.49250.0075
2.440.49270.0073
2.450.49290.0071
2.460.49310.0069
2.470.49320.0068
2.480.49340.0066
2.490.49360.0064
2.500.49380.0062
2.510.49400.0060
2.520.49410.0059
2.530.49430.0057
2.540.49450.0055
2.550.49460.0054
2.560.49480.0052
2.570.49490.0051
2.580.49510.0049
2.590.49520.0048
2.600.49530.0047
2.610.49550.0045
2.620.49560.0044
2.630.49570.0043
2.640.49590.0041
2.650.49600.0040
2.660.49610.0039
2.670.49620.0038
2.680.49630.0037
2.690.49640.0036
2.700.49650.0035
2.710.49660.0034
2.720.49670.0033
2.730.49680.0032
2.740.49690.0031
2.750.49700.0030
2.760.49710.0029
2.770.49720.0028
2.780.49730.0027
2.790.49740.0026
2.800.49740.0026
2.810.49750.0025
2.820.49760.0024
2.830.49770.0023
2.840.49770.0023
2.850.49780.0022
2.860.49790.0021
2.870.49800.0020
2.880.49800.0020
2.890.49810.0019
2.900.49810.0019
2.910.49820.0018
2.920.49830.0017
2.930.49830.0017
2.940.49840.0016
2.950.49840.0016
2.960.49850.0015
2.970.49850.0015
2.980.49860.0014
2.990.49860.0014
3.000.49870.0013
3.010.49870.0013
3.020.49870.0013
3.030.49880.0012
3.040.49880.0012
3.050.49890.0011
3.060.49890.0011
3.070.49890.0011
3.080.49900.0010
3.090.49900.0010
3.100.49900.0010
3.110.49910.0009
3.120.49910.0009
3.130.49910.0009
3.140.49920.0008
3.150.49920.0008
3.160.49920.0008
3.170.49920.0008
3.180.49930.0007
3.190.49930.0007
3.200.49930.0007
3.210.49930.0007
3.220.49940.0006
3.230.49940.0006
3.240.49940.0006
3.250.49940.0006
3.260.49940.0006
3.270.49950.0005
3.280.49950.0005
3.290.49950.0005
3.300.49950.0005
3.310.49950.0005
3.320.49960.0004
3.330.49960.0004
3.340.49960.0004
3.350.49960.0004
3.360.49960.0004
3.370.49960.0004
3.380.49960.0004
3.390.49970.0003
3.400.49970.0003
3.410.49970.0003
3.420.49970.0003
3.430.49970.0003
3.440.49970.0003
3.450.49970.0003
3.460.49970.0003
3.470.49970.0003
3.480.49980.0002
3.490.49980.0002
3.500.49980.0002
3.510.49980.0002
3.520.49980.0002
3.530.49980.0002
3.540.49980.0002
3.550.49980.0002
3.560.49980.0002
3.570.49980.0002
3.580.49980.0002
3.590.49980.0002
3.600.49980.0002
3.610.49990.0001
3.620.49990.0001
3.630.49990.0001
3.640.49990.0001
3.650.49990.0001
3.660.49990.0001
3.670.49990.0001
3.680.49990.0001
3.690.49990.0001
3.700.49990.0001
3.710.49990.0001
3.720.49990.0001
3.730.49990.0001
3.740.49990.0001
3.750.49990.0001
3.760.49990.0001
3.770.49990.0001
3.780.49990.0001
3.790.49990.0001
3.800.49990.0001
3.810.49990.0001
3.820.49990.0001
3.830.49990.0001
3.840.49990.0001
3.850.49990.0001
3.860.49990.0001
3.870.50000.0000
3.880.50000.0000
3.890.50000.0000
3.900.50000.0000
3.910.50000.0000
3.920.50000.0000
3.930.50000.0000
3.940.50000.0000
3.950.50000.0000
3.960.50000.0000
3.970.50000.0000
3.980.50000.0000
3.990.50000.0000
4.000.50000.0000