第一组男生的实验结果分析

紫外时间序号024611341121176305204056105022761258总和3182643紫外时间微核率024610.0050.0150.020.05520.0050.0050.0350.03300.0250.010400.0250.030.05500.010.010.03560.0050.010.0250.04Descriptives微核率NMeanStd.DeviationStd.Error95%ConfidenceIntervalforMeanMinimumMaximumLowerBoundUpperBound06.00250.002739.001118-.00037.00537.000.00526.01500.008367.003416.00622.02378.005.02546.02167.010328.004216.01083.03251.010.03566.03500.019494.007958.01454.05546.000.055Total24.01854.016317.003331.01165.02543.000.055TestofHomogeneityofVariances微核率LeveneStatisticdf1df2Sig.2.332320.105ANOVA微核率SumofSquaresdfMeanSquareFSig.BetweenGroups(Combined).0033.0017.806.001LinearTermContrast.0031.00323.080.000Deviation.0002.000.170.845WithinGroups.00320.000Total.00623MultipleComparisonsDependentVariable:微核率LSD(I)紫外时间(J)紫外时间MeanDifference(I-J)Std.ErrorSig.95%ConfidenceIntervalLowerBoundUpperBound02-.01250.006857.083-.02680.001804-.01917(*).006857.011-.03347-.004866-.03250(*).006857.000-.04680-.0182020.01250.006857.083-.00180.026804-.00667.006857.343-.02097.007646-.02000(*).006857.009-.03430-.0057040.01917(*).006857.011.00486.033472.00667.006857.343-.00764.020976-.01333.006857.066-.02764.0009760.03250(*).006857.000.01820.046802.02000(*).006857.009.00570.034304.01333.006857.066-.00097.02764*Themeandifferenceissignificantatthe.05level.紫外时间6420Meanof微核率.04.03.02.010.001）输出结果文件中的第一个表格：描述性统计量表。从表中可知，输出的统计量包括各组样本均值、标准差、标准误、均值95％置信区间、最小值和最大值，如各组参与分析的样本数都为6，总样本数为24。（2）输出结果文件中的第二个表格：方差分析表。从表中可知，总离差平方和为0.006，组间离差平方和为0.003，组内离差平方和为0.003，组间离差平方和中能被线性解释的部分为0.003，方差检验F=7.806，对应的相伴概率(Sig．)为0.001，小于显著性水平0.05，因此认4组之中至少有一个组与另外一组差异显著。（3）输出结果图，各组均值折线图，可以看出随着紫外线照射时间的增长，微核率有持续增长的趋势。