标准差未知时计量抽样和分层计量抽样推定区间上限值与下限值系数(正式)

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1、标准差未知时计量抽样和分层计量抽样推定区间上限值与下限值系数样本容量n0.5分位值0.05分位值k（0.05）k（0.10）k1（0.05）k2（0.05）k1（0.10）k2（0.10）50.953390.685670.817784.202680.982183.3998360.822640.602530.874773.707681.028223.0918870.734450.544180.920373.399471.065162.8938080.669830.500250.958033.187291.095702.75

2、42890.619850.465610.989873.031241.121532.64990100.579680.437351.017302.910961.143782.56837110.546480.413731.041272.814991.163222.50262120.518430.393591.062472.736341.180412.44825130.494320.376151.081412.670501.195762.40240140.473300.360851.098482.614431.209582.36

3、311150.454770.347291.113972.566001.222132.32898160.438260.335151.128122.523661.233582.29900170.423440.324211.141122.486261.244092.27240180.410030.314281.153112.452951.253792.24862190.397820.305211.164232.423041.262772.22720200.386650.296891.174582.396001.271132.2

4、0778210.376360.289211.184252.371421.278932.19007220.366860.282101.193302.348961.286242.17385230.358050.275501.201812.328321.293102.15891240.349840.269331.209822.309291.299562.14510250.342180.263571.217392.291671.305662.13229260.334990.258161.224552.275301.311432.

5、12037270.328250.253071.231352.260041.316902.10924280.321890.248271.237802.245781.322092.09881290.315890.243731.243952.232411.327042.08903300.310220.239431.249812.219841.331752.07982310.304840.235361.255402.208001.336252.07113320.299730.231481.260752.196821.340552

6、.06292330.294870.227791.265882.186251.344672.05514340.290240.224281.270792.176231.348622.04776350.285820.220921.275512.166721.352412.04075360.281600.217701.280042.157681.356052.03407370.277550.214631.284412.149061.359552.02771380.273680.211681.288612.140841.36292

7、2.02164390.269970.208841.292662.133001.366172.01583400.266400.206121.296572.125491.369312.01027410.262970.203511.300352.118311.372332.00494420.259670.200991.303992.111421.375261.99983430.256500.198561.307522.104811.378091.99493440.253430.196221.310942.098461.3808

8、31.99021450.250470.193961.314252.092351.383481.98567460.247620.191771.317462.086471.386051.98130470.244860.189661.320582.080811.388541.97708480.242190.187611.3