z分布统计表格.docx

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正态散布表*
*A列是正态散布的 z分数。
B列是z分数对应散布中本体的概率值。
C列是z分数对应散布中尾端的概率值。
主要：因为正态散布是对称散布，所以负的z分数具有与正的z分数相同的概率。
Body
B
Tail
Tail
0
z
C
C
z
(A)
(B)
(C)
(A)
(B)
(C)
Z
本体概率
尾端概率
Z
本体概率
尾端概率

.5000
.5000

.5793
.4207

.5040
.4960

.5832
.4168

.5080
.4920

.5871
.4129

.5120
.4880

.5910
.4090

.5160
.4840

.5948
.4052

.5199
.4801

.5987
.4013

.5239
.4761

.6026
.3974

.5279
.4721

.6064
.3936

.5319
.4681

.6103
.3897

.5359
.4641

.6141
.3859

.5398
.4602

.6179
.3821

.5438
.4562

.6217
.3783

.5478
.4522

.6255
.3745

.5517
.4483

.6293
.3707

.5557
.4443

.6331
.3669

.5596
.4404

.6368
.3632

.5636
.4364

.6406
.3594

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Body
B
0
(A)
(B)
(C)
Z
本体概率
尾端概率

.6554
.3446

.6591
.3409

.6628
.3372

.6664
.3336

.6700
.3300

.6736
.3264

.6772
.3228

.6808
.3192

.6844
.3156

.6879
.3121

.6915
.3085

.6950
.3050

.6985
.3015

.7019
.2981

.7054
.2946
0.