现代企业常用的统计分析方法.pptx

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1、泰坦尼克号相关数据(全船共2208 人)Age By SurvivedCountCol %Row %DSA143896.5168.5166192.0631.492099C523.4947.71577.9452.2910914907182208DeVeauxCountCol %Row %DSF1268.4626.8134447.9173.19470M136491.5478.4837452.0921.52173814907182208CountCol %Row %DS11228.1937.5420328.2762.46325216711.2158.6011816.4341.40285352835.

2、4474.7917824.7925.21706Crew67345.1775.4521930.5024.5589214907182208Gender By SurvivedClass By Survived按性别划分按性别划分CountCol %Row %死死活活女女1268.4626.8134447.9173.19470男男136491.5478.4837452.0921.52173814907182208 c2 Test Odd Ratio Test|M346%93%31,2,CChildAdult1 or 2F27%100%33%23%1stCrew1 or Crew2 or 314%iX

3、XNiiiX FXF22()iXXN22()iiiXXFF()()某项指标得分 该指标权数某类指标平均得分该类指标权数()某类指标平均得分 该类指标权数总体总得分(各类指标权数)11001001inXNiXii()()某指标个体指数 该指标权数综合效益指数各项指标权数4060iiliihilxxdxxidiixihxilxiii八.发展速度。12.nnxxx平均发展速度KYYYYiKii1105010015020019811985198919931997产量五项移动平均趋势值五项移动中位数汽车产量（万辆） 汽车产量移动平均趋势图汽车产量移动平均趋势图（年份）2tbtatYtbnaY tbYat

4、tnYttYnb224995. 9181715004. 91858.14535004. 917121091858.145317196.18411182ab05010015020019811985198919931997汽车产量趋势值 汽车产量直线趋势汽车产量直线趋势（年份）汽车产量（万辆）22)()()(yyxxyyxxr2222yynxxnyxxynr9987. 074575226399135 .1282777.160733231374575 .1282799.915617313222222 yynxxnyxxynr回归模型回归模型多元回归多元回归一元回归一元回归线性线性回归回归非线性非线性

5、回归回归线性线性回归回归非线性非线性回归回归最小niiniieyyQ121210) (),(xyxxnyxyxnniniiiniiniiniii1011211112229.54526378. 073077.98652638. 061538.5735 .1282777.160733231374575 .1282799.91561731301021020040060080010001200140005001000150020002500图：人均消费与人均国民收入的回归图：人均消费与人均国民收入的回归SUMMARY OUTPUTSUMMARY OUTPUT回归统计回归统计Multiple RMult

6、iple R0.9987038210.998703821R SquareR Square0.9974093220.997409322Adjusted R SquareAdjusted R Square0.9971738060.997173806标准误差标准误差14.9496776614.94967766观测值观测值1313CoefficientsCoefficients标准误差标准误差t Statt StatP-valueP-valueLower 95%Lower 95%Upper 95%Upper 95%InterceptIntercept54.2228639254.22286392 8.9

7、93978698.99397869 6.0287966.028796 8.6E-058.6E-05 34.427240334.4272403 74.018487574.0184875X Variable 1X Variable 10.526377140.52637714 0.008088550.00808855 65.0768265.07682 1.4E-151.4E-15 0.508574350.50857435 0.544179930.5441799301niiyxxxxnSnty1220201)2(827.341603473077.9867 .125013195.14201. 257.7122