数据分析结果.docx

数据分析及结果演示1、信度表1Cronbachs Alpha项数.88937表2项已删除的均值项已删除的方差校正的项总计相关性项已删除的 Cronbachs Alpha 值V1135.08274.678.483.885V2135.37266.921.667.881V3135.39275.042.370.887V4134.62278.210.416.886V5135.42273.362.446.885V6134.68273.565.526.884V7136.96298.870-.288.897V8135.17274.428.409.886V9136.21263.198.545.883V10135.72282.720.105.893V11134.41279.788.498.886V12134.82276.780.524.885V13134.45277.537.538.885V14135.18270.352.399.886V15136.99299.014-.345.896V16135.70274.840.399.886V17135.38268.896.489.884V18134.76273.499.537.884V19135.32269.765.594.883V20135.27271.342.563.883V21135.76271.413.498.884V22134.96265.584.672.881V23135.55268.994.587.883V24136.54290.481-.051.894V25134.97270.856.549.884V26136.45295.165-.167.897V27135.39267.357.581.883V28135.52266.225.503.884V29134.77274.663.497.885V30134.83269.971.585.883V31134.69276.417.467.885V32136.00277.771.248.889V33134.69277.674.430.886V34135.27271.313.537.884V35135.15266.419.643.882V36135.08273.736.416.886V37134.51275.082.454.885由表一，我们可以看出数据的Cronbachs Alpha系数是0.889，由可信程度的参考范围可知，这个问卷的信度比较高，也就是非常可信的。从表二可以删除某道题对均值、方差的影响、问卷信度的影响和这道题和问卷的相性，从最后一列可以看出，删除V7、V15、V24、V26后，问卷的信度有不同程度的提高，说明这几掉题应该做调整。2、效度：表3 KMO 和 Bartlett 的检验取样足够度的 Kaiser-Meyer-Olkin 度量。.716Bartlett 的球形度检验近似卡方1431.307df666Sig.000表4 解释的总方差成份初始特征值提取平方和载入合计方差的 %累积 %合计方差的 %累积 %110.39728.09928.09910.39728.09928.09922.7627.46535.5652.7627.46535.56532.3546.36141.9262.3546.36141.92641.8985.13147.0571.8985.13147.05751.6414.43651.4931.6414.43651.49361.5134.08955.5821.5134.08955.58271.4143.82359.4041.4143.82359.40481.3703.70263.1061.3703.70263.10691.2913.49066.5961.2913.49066.596101.1663.15169.7471.1663.15169.747111.1022.97772.7251.1022.97772.72512.8882.40175.12513.8652.33877.46314.8032.17079.63315.7782.10381.73616.7071.91283.64817.6501.75685.40418.5741.55286.95619.5621.51988.47420.5051.36489.83821.4591.24191.07922.4161.12592.20423.364.98493.18824.344.93194.11925.331.89495.01426.281.75995.77227.261.70696.47928.218.59097.06929.188.50997.57830.173.46998.04731.159.43098.47732.132.35798.83433.123.33399.16734.107.28899.45535.089.23999.69436.067.18199.87537.046.125100.000表5 成份矩阵a成份1234567891011V1.552.099-.025-.099.193-.467.199.160-.094-.038.265V2.749-.223-.017-.034-.207-.091.079-.120-.160.266.078V3.435.107-.080-.102-.297.298-.299.225-.272-.300.406V4.432.025.120.469.298-.365.061-.113-.181.062.073V5.533.144-.207-.228-.055.100.181-.162-.123.167-.280V6.580-.263-.330.085.088.147-.358-.205-.060.138.007V7-.336.208-.138.335.271.120.387-.225.151-.402-.017V8.473.447-.069-.056.235.070-.141.081-.398.360.134V9.605-.008-.079-.189.058-.146.032.357.242-.008-.180V10.108.438.058.280-.130.101-.077-.131.571.221.111V11.531.448.089.201-.076.106-.198-.086-.002-.177.096V12.565.027-.395.253-.088-.045.190.100-.128.069.024V13.590.029.015.118.027-.172.077-.141.107-.246-.126V14.394.032-.159-.052.386.152.197.546.324.110.141V15-.434-.041-.009.533.185.113-.378.323.016.015.160V16.410-.276.467.203-.313.106.148-.014.052.193.093V17.559-.449.155.003.048-.001.090-.338-.055.002.374V18.583-.121-.459-.021.254.247-.043.011.047-.169.078V19.631-.483.133.012.053.177-.143-.236.134-.080-.158V20.649-.330-.059-.258-.082.188.009.210-.079-.308-.214V21.539-.427.001.301-.245-.183-.167.060.183-.054-.096V22.710.104-.493.199-.017.162-.037-.138-.053.001-.073V23.617-.420.037.091.095-.119-.268.034.226.084.087V24-.109-.226.367.393.310.370.042.050.024-.062-.052V25.588.398.203-.016-.116.259-.168.008-.031.097-.192V26-.210-.409-.019.291-.093.098.127.412-.175.301-.352V27.633-.170.273-.108-.179.126.290.019-.013-.162.150V28.518.162.365-.029-.116.268.271.245-.107-.146.070V29.541.126.529.209-.027-.236.054.039-.163.046-.064V30.669.113.349-.111.147-.061-.306.062.029-.131-.201V31.500.570.206.169-.089.188.074-.097.040.032-.250V32.286.103-.336.025-.560-.048.175.092.382.132.190V33.461.308.021.276-.148-.354-.084.210-.045-.219-.013V34.632-.034.086-.282.271-.280-.051.033.154-.080-.102V35.737.235-.066-.231.242-.007-.096-.121.164.162-.022V36.438-.069.194-.063.349.296.321-.049.049.224.170V37.473-.059-.497.408-.024-.021.251-.031-.200-.078-.143 由表3可知，KMO的系数是0.716，表明这个问卷比较适合做因子分析。表4可知，提取了11个公因子， 并且方差的累计贡献率达到了72.725%，说明问卷有比较好的结构效度。在表5里，如果问卷的效度比较高， 每道题应该对一个因子的贡献率高，其余的都应接近于0。比如V2,在第一个因子的贡献率是0.749，在别的10 个因子接近于0，说明这道题非常好。而V8，在第一个因子（0.473）和第二个因子（0.447）贡献率差不多，说明这道题对问卷效度有影响，应该做调整。依据这个原则，这个问卷很多题都应做适当调整。3、统计分析通过统计分析，我们可以知道一些事物的均值、方差、百分比等内容。比如第18题关于学生读课外书的情况（1.从不 2.很少 3.偶尔 4.经常 5.总是），并且可以用以下图表的形式表示，我们可以看出大部分学生（51.4%）总是读课外书，经常读书的有34.7%，只有4.2%的学生很少读课外书。 表6 统计量V18N有效72缺失0均值4.32均值的标准误.102中值5.00众数5标准差.869方差.756全距4极小值1极大值5百分位数254.00505.00755.00表7 V18频率百分比有效百分比累积百分比有效111.41.41.4222.82.84.2379.79.713.942534.734.748.653751.451.4100.0合计72100.0100.0 4、差异性分析检验原则：在预测整体的差异性分析时，我们有个原假设H0和对立假设H1：H0：没有差异 H1:存在显著性差异 检验我们看sig值，如果sig0.1，接受原假设，认为没有差异。如果sig0.1，证明男女的集中程度相同。从右边的均值的T检验可以看出，sig0.1，接受原假设，认为不相关。如