The standardized normal distribution 标准正态分布 Standardized Normal Probability Table(portion) u,0 and o=2 0478 Z.00.01 0.0.0000.0040.0080 0398.0438.0478 0.2.0793.0832.0871 乙=0.12 0.3.0179.0217.0255 Shaded Area Probabilities ExaggeratedZ Z Z = 0.12 Z .00 .01 0.0 .0000 .0040 .0080 .0398 .0438 0.2 .0793 .0832 .0871 0.3 .0179 .0217 .0255 The Standardized Normal Distribution 标准正态分布 .0478 .02 0.1 .0478 Standardized Normal Probability Table (Portion)  = 0 and  = 1 Probabilities Shaded Area Exaggerated