表411标准正态密度分布函数下的面积 0.000.0]0.020.030.040. 0.060.070.080.09 0.00.50000.49600.49200.48800.48400.48010.47610.47210.46810.4641 0.45620.45220.44830.44430.44040.43640.43250.42680,4247 0.20.42070.41680.41290.40900.40520.40130.39740.39360.38970.3839 0,30,38210.37830.37450.37070.36690.36320.35940.35570.35200.3483 0.40.34460.34090.33720.33360.33000.32640.32280.31920.315603121 0.50.30850.30500.30150.29810.29460.29120.28770.28430.28100.2776 0.60.27430.27090.26760.26430.26110.25780.25460.25140.24830.2451 0.?0.24200.23890.23580.23270.22960.22660.22360.22060.21770.2148 0.80.21190.20900.20610.20330.20050.19770.19490.19220.18940.1867 18410.18140.17880.17620.17360.17110.16850.16600.16350.1611 2.00.15870.15620.15390.15150.14929.14690.14460.14230.14010.1379 1.10.13570.1335 0.1170 1.20.11510.113]0.1120.10930.10750.10560.10380.10200.10030.0985 1.30.09680.09510.09340.09180.09010.08850.08690.08530.08380.0823 40.08080.07930.07780.07640.07490.07350.07210.07080.06940.0681 1.50.06680.06650.06430.06300.06180.06060.05940.05820.05710.0559 1.60.05840.05370.05260.05160.05050.04950.04850.04750.04650.0455 .70.04460.04360.04270.04180.04090.04010.03920.03840.03750.0367 1.80.03590.03510,0344003360 0.03220.03110.03070. 1.90.02870.02810.02740.02680, 0.02560.02500.02410 2.00.02280.02220.02170.02120.02070.02020.01970.01920.01880.0183 2.0.01790.01740.01700.01660.01620.01580.01540.01500.01460.014 2.20.01390.01360.0132001290.01250.01220.01190.01160.01130.010 2.30.0070.01040.01020.009900.00990.009390.009140.008890.008660.00842 2.40.008200.007980.007760.007550.007340007140.006950.006760.006570.00639 2.5,0.006210.006040.005870.005700.005540.005390.005230.005080.004940.004 2.60.004660.004530.004400.004270.004150. 003910.003790.003680.00357 2.70.003170.003360.003260.003170.003070.002980.002890.002800.002720.00264 2.80.002560.002480.002400.002330.002290.002190.002120.002050.001990.00193 2.90.001870.001810.001750.001690.001640.001590.001540.001490.001440.00139