实验吧 线性回归与卡方分析

实验八卡方分析与线性回归植保133裴小津dataabc;

doa=1to2;

dob=1to2;

inputc@@;

output;

end;

end;

cards;

2618450200

procfreq;

weightc;

tablesa*b/chisqexpectednopercentnocol;

run;

TheSASSystem00:19Sunday,January1,20061

TheFREQProcedure

Tableofabyb

ab

Frequency‚

Expected‚

RowPct‚1‚2‚Totalƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆ

1‚26‚184‚210‚34.696‚175.3‚

‚12.38‚87.62‚

ƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆ

2‚50‚200‚250‚41.304‚208.7‚

‚20.00‚80.00‚

ƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆ

Total76384460StatisticsforTableofabyb

2013010320

StatisticDFValueProb

ƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒChi-Square14.80370.0284LikelihoodRatioChi-Square14.89440.0269ContinuityAdj.Chi-Square14.26710.0389Mantel-HaenszelChi-Square14.79320.0286PhiCoefficient-0.1022

ContingencyCoefficient0.1017

Cramer'sV-0.1022

Fisher'sExactTest

ƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒ

Cell(1,1)Frequency(F)26Left-sidedPr<=F0.0188Right-sidedPr>=F0.9903TableProbability(P)0.0091Two-sidedPr<=P0.0321

SampleSize=460

dataabc;

dor=1to2;

doc=1to3;

inputy@@;

output;

end;end;

cards;

264154174159146

procfreq;

weighty;

tablesr*c/chisqexpected;

run;

TheSASSystem01:06Sunday,January1,20061

TheFREQProcedure

Tableofrby

rc

Frequency‚

Expected‚

Percent‚

RowPct‚

ColPct‚1‚2‚3‚Totalƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆ

1‚26‚41‚54‚121‚40.333‚40.333‚40.333‚

‚4.33‚6.83‚9.00‚‚21.49‚33.88‚44.63‚‚13.00‚20.50‚27.00‚

20.17

ƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆ

2‚174‚159‚146‚479‚159.67‚159.67‚159.67‚

‚29.00‚26.50‚24.33‚79.83

‚36.33‚33.19‚30.48‚

‚87.00‚79.50‚73.00‚

ƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒˆ

Total200200200600

33.3333.3333.33100.00StatisticsforTableofrbyc

StatisticDFValueProb

Chi-Square212.19480.0022LikelihoodRatioChi-Square212.48440.0019Mantel-HaenszelChi-Square112.15380.0005PhiCoefficient0.1426

ContingencyCoefficient0.1411

Cramer'sV0.1426

SampleSize=600

datanew;

inputxy@@;

cards;

35.51234.11631.7940.3236.8740.2331.71339.2944.2-1

proccorr;

varxy;

run;

TheSASSystem01:06Sunday,January1,20063

TheCORRProcedure

2Variables:xy

SimpleStatistics

VariableNMeanStdDevSumMaximum

x937.077784.25199333.7000044.20000

y97.777785.5852070.00000

PearsonCorrelationCoefficients,N=9Prob>|r|underH0:Rho=0

xy

x1.00000-0.83714

0.0049

y-0.837141.00000

0.0049

datanew;

infile"D:\shuju.txt";

inputx1x2y;

proccorrnosimple;

varx1x2y;

run;

TheSASSystem01:37Sunday,January1,200610

TheCORRProcedure

3Variables:x1x2yPearsonCorrelationCoefficients,N=13

Prob>|r|underH0:Rho=0

x1x2

Minimum

31.70000

-1.00000

y

16.00000

x11.00000-0.717380.62939

0.00580.0212

x2-0.717381.000000.01347

0.00580.9652

y0.629390.013471.00000

0.02120.9652

datanew;

inputxy@@;

cards;

35.51234.11631.7940.3236.8740.2331.71339.2944.2-1

procreg;

modely=x;

procglm;

modely=x;

run;

TheSASSystem01:06Sunday,January1,20066

TheGLMProcedure

DependentVariable:y

Sumof

SourceDFSquaresMeanSquareFValueModel1174.8887762174.888776216.40Error774.666779310.6666828

CorrectedTotal8249.5555556

R-SquareCoeffVarRootMSEyMean0.70080141.991283.2659897.777778

SourceDFTypeISSMeanSquareFValuex1174.8887762174.888776216.40SourceDFTypeIIISSMeanSquareFValuex1174.8887762174.888776216.40

Standard

ParameterEstimateErrortValuePr>|t|Intercept48.5493193610.127786264.790.0020x-1.099622040.27156710-4.050.0049

datanew;

inputxy@@;

l=log(y/(1-y));

m=log(1/(1-y));

g=log(1/log(1/y));

cards;

10.0004350.0049120.0087170.016240.051

300.117360.217420.415500.765560.80

procreg;

modelylmg=x;

run;

Pr>F

0.0049

Pr>F

0.0049

Pr>F

0.0049

TheSASSystem01:06Sunday,January1,20067

TheREGProcedure

Model:MODEL1

DependentVariable:y

AnalysisofVariance

SumofMean

SourceDFSquaresSquareFValuePr>FModel10.726260.7262636.020.0003Error80.161310.02016

CorrectedTotal90.88757

RootMSE0.14200R-Square0.8183

DependentMean0.23950AdjR-Sq0.7955

CoeffVar59.28848

ParameterEstimates

ParameterStandard

VariableDFEstimateErrortValuePr>|t|

Intercept1-0.173190.08213-2.110.0680

x10.015120.002526.000.0003

TheSASSystem01:06Sunday,January1,2006

8

TheREGProcedure

Model:MODEL1

DependentVariable:l

AnalysisofVariance

SumofMean

SourceDFSquaresSquareFValuePr>FModel176.1023576.10235288.19<.0001Error82.112580.26407

CorrectedTotal978.21493

RootMSE0.51388R-Square0.9730

DependentMean-2.59244AdjR-Sq0.9696

CoeffVar-19.82226

ParameterEstimates

ParameterStandard

VariableDFEstimateErrortValuePr>|t|

Intercept1-6.816960.29721-22.94<.0001

x10.154740.0091216.98<.0001

TheSASSystem01:06Sunday,January1,2006

9

TheREGProcedure

Model:MODEL1

DependentVariable:m

AnalysisofVariance

SumofMean

SourceDFSquaresSquareFValuePr>FModel12.482102.4821021.240.0017Error80.934770.11685

CorrectedTotal93.41687

RootMSE0.34183R-Square0.7264

DependentMean0.40454AdjR-Sq0.6922

CoeffVar84.49873

ParameterEstimates

ParameterStandard

VariableDFEstimateErrortValuePr