统计学例题操作分析（仅供参考） 1.单样本t检验（样总t检验）P55L4-7 SPSS操作主要结果（1）进行正态性检验Tests of NormalityKolmogorov-SmirnovaShapiro-WilkStatisticdfSig.StatisticdfSig.M物质.1449.200*.9649.840a. Lilliefors Significance Correction*. This is a lower bound of the true significance.（2） 进行单样本t检验One-Sample TestTest Value = 63.5 tdfSig. (2-tailed)Mean Difference95% Confidence Interval of the DifferenceLowerUpperM物质-45.1428.000-21.13333-22.2129-20.05382.配对t检验（异体配对/自身前后、左右配对）P57L4-8 SPSS操作主要结果（1） 先计算配对差值d再对d进行正态性检验Tests of NormalityKolmogorov-SmirnovaShapiro-WilkStatisticdfSig.StatisticdfSig.d.19310.200*.96310.819a. Lilliefors Significance Correction*. This is a lower bound of the true significance.（2） 进行配对t检验Paired Samples CorrelationsNCorrelationSig.Pair 1对照 & 实验10.075.838Paired Samples TestPaired DifferencestdfSig. (2-tailed)MeanStd. DeviationStd. Error Mean95% Confidence Interval of the DifferenceLowerUpperPair 1对照 - 实验2.160001.32094.417721.215053.104955.1719.0013. 两独立样本t检验（成组t检验） P59L4-9 SPSS操作主要结果（1）进行正态性和方差齐性检验Tests of Normality观察对象Kolmogorov-SmirnovaShapiro-WilkStatisticdfSig.StatisticdfSig.转铁蛋白含量正常人.11612.200*.98612.998患者.14715.200*.92715.245a. Lilliefors Significance Correction*. This is a lower bound of the true significance.Test of Homogeneity of VarianceLevene Statisticdf1df2Sig.转铁蛋白含量Based on Mean1.877125.183Based on Median1.127125.299Based on Median and with adjusted df1.127122.304.300Based on trimmed mean1.798125.192（2）再做成组t检验Independent Samples TestLevenes Test for Equality of Variancest-test for Equality of Means95% Confidence Interval of the DifferenceFSig.tdfSig. (2-tailed)Mean DifferenceStd. Error DifferenceLowerUpper转铁蛋白含量Equal variances assumed1.877.1837.40225.00036.66004.952826.459546.8605Equal variances not assumed7.67524.795.00036.66004.776426.818646.50144.完全随机设计资料ANOVA与多重比较 P69L5-2 SPSS操作主要结果（1） 正态性和方差齐性检验Tests of Normality药物Kolmogorov-SmirnovaShapiro-WilkStatisticdfSig.StatisticdfSig.E-SFC对照组.1799.200*.9479.653淫羊霍.13610.200*.95610.739党参.19710.200*.92310.380黄芪.15110.200*.95210.692a. Lilliefors Significance Correction*. This is a lower bound of the true significance.Test of Homogeneity of VariancesE-SFCLevene Statisticdf1df2Sig.2.601335.067（2） 单因素方差分析ANOVAE-SFCSum of SquaresdfMean SquareFSig.Between Groups1978.9443659.64877.789.000Within Groups296.800358.480Total2275.74438Multiple ComparisonsDependent Variable:E-SFC(I) 药物(J) 药物Mean Difference (I-J)Std. ErrorSig.95% Confidence IntervalLower BoundUpper BoundLSD对照组淫羊霍-20.067*1.338.000-22.78-17.35党参-7.667*1.338.000-10.38-4.95黄芪-8.067*1.338.000-10.78-5.35淫羊霍对照组20.067*1.338.00017.3522.78党参12.400*1.302.0009.7615.04黄芪12.000*1.302.0009.3614.64党参对照组7.667*1.338.0004.9510.38淫羊霍-12.400*1.302.000-15.04-9.76黄芪-.4001.302.761-3.042.24黄芪对照组8.067*1.338.0005.3510.78淫羊霍-12.000*1.302.000-14.64-9.36党参.4001.302.761-2.243.04Dunnett t (2-sided)a淫羊霍对照组20.067*1.338.00016.7923.34党参对照组7.667*1.338.0004.3910.94黄芪对照组8.067*1.338.0004.7911.34*. The mean difference is significant at the 0.05 level.a. Dunnett t-tests treat one group as a control, and compare all other groups against it.5.随机区组（配伍组）设计资料两因素ANOVA与多重比较 P72L5-3 SPSS操作主要结果Tests of Between-Subjects EffectsDependent Variable:治愈天数SourceType III Sum of SquaresdfMean SquareFSig.Corrected Model43.467a67.24416.718.000Intercept1520.06711520.0673507.846.000年龄24.93346.23314.385.001疗法18.53329.26721.385.001Error3.4678.433Total1567.00015Corrected Total46.93314a. R Squared = .926 (Adjusted R Squared = .871)Pairwise ComparisonsDependent Variable:治愈天数(I) 疗法(J) 疗法Mean Difference (I-J)Std. ErrorSig.a95% Confidence Interval for DifferenceaLower BoundUpper Bound中西结合中医-.600.416.188-1.560.360西医-2.600*