Standard Z Critical Value Calculator , Table & Formulas

Standard Z Critical Value Calculator
An online std. z critical value calculation and formulas.

Z Critical Value Table
z | Probability (Area under Curve) |
---|---|
0.01 | -2.3263 |
0.02 | -2.0537 |
0.03 | -1.8808 |
0.04 | -1.7507 |
0.05 | -1.6449 |
0.06 | -1.5548 |
0.07 | -1.4758 |
0.08 | -1.4051 |
0.09 | -1.3408 |
0.10 | -1.2816 |
0.11 | -1.2265 |
0.12 | -1.175 |
0.13 | -1.1264 |
0.14 | -1.0803 |
0.15 | -1.0364 |
0.16 | -0.9945 |
0.17 | -0.9542 |
0.18 | -0.9154 |
0.19 | -0.8779 |
0.20 | -0.8416 |
0.21 | -0.8064 |
0.22 | -0.7722 |
0.23 | -0.7388 |
0.24 | -0.7063 |
0.25 | -0.6745 |
0.26 | -0.6433 |
0.27 | -0.6128 |
0.28 | -0.5828 |
0.29 | -0.5534 |
0.30 | -0.5244 |
0.31 | -0.4959 |
0.32 | -0.4677 |
0.33 | -0.4399 |
0.34 | -0.4125 |
0.35 | -0.3853 |
0.36 | -0.3585 |
0.37 | -0.3319 |
0.38 | -0.3055 |
0.39 | -0.2793 |
0.40 | -0.2533 |
0.41 | -0.2275 |
0.42 | -0.2019 |
0.43 | -0.1764 |
0.44 | -0.151 |
0.45 | -0.1257 |
0.46 | -0.1004 |
0.47 | -0.0753 |
0.48 | -0.0502 |
0.49 | -0.0251 |
0.50 | 0 |
0.51 | 0.0251 |
0.52 | 0.0502 |
0.53 | 0.0753 |
0.54 | 0.1004 |
0.55 | 0.1257 |
0.56 | 0.151 |
0.57 | 0.1764 |
0.58 | 0.2019 |
0.59 | 0.2275 |
0.60 | 0.2533 |
0.61 | 0.2793 |
0.62 | 0.3055 |
0.63 | 0.3319 |
0.64 | 0.3585 |
0.65 | 0.3853 |
0.66 | 0.4125 |
0.67 | 0.4399 |
0.68 | 0.4677 |
0.69 | 0.4959 |
0.70 | 0.5244 |
0.71 | 0.5534 |
0.72 | 0.5828 |
0.73 | 0.6128 |
0.74 | 0.6433 |
0.75 | 0.6745 |
0.76 | 0.7063 |
0.77 | 0.7388 |
0.78 | 0.7722 |
0.79 | 0.8064 |
0.80 | 0.8416 |
0.81 | 0.8779 |
0.82 | 0.9154 |
0.83 | 0.9542 |
0.84 | 0.9945 |
0.85 | 1.0364 |
0.86 | 1.0803 |
0.87 | 1.1264 |
0.88 | 1.175 |
0.89 | 1.2265 |
0.90 | 1.2816 |
0.91 | 1.3408 |
0.92 | 1.4051 |
0.93 | 1.4758 |
0.94 | 1.5548 |
0.95 | 1.6449 |
0.96 | 1.7507 |
0.97 | 1.8808 |
0.975 | 1.96 |
0.025 | -1.96 |
0.98 | 2.0537 |
0.99 | 2.3263 |
0.005 | -2.5758 |
0.995 | 2.5758 |

