推荐回答(5个)
1、第一步:将数据录入到SPSS的数据视图中,这一步与前面t检验相同,输入数据后,选择【分析】→【比较均值】→【单因素ANOVA】。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F1ad5ad6eddc451da11100334b8fd5266d116320e%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
2、第二步:点击后,出现下图的单因素方差分析的窗口,将【value】→【因子】,【group】→【因变量列表】。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F472309f79052982284d1361cd9ca7bcb0b46d40b%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
3、第三步:点击【选项】出现线面单因素ANOVA的窗口,其中勾选【方差同质性检验】后,点击【继续】,确定后,即可在结果中看到方差齐性的结果。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F3812b31bb051f81945930c95d4b44aed2f73e7bf%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
4、第四步:结果,如下图所示,我们看到Levene检验的结果,知显著性为0.382,即P>0.05,差异无统计学意义,表示方差齐。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Faa64034f78f0f73602ef45de0455b319eac413df%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
扩展资料
SPSS发展历史
1968年:斯坦福大学三位学生创建了SPSS。
1968年:诞生第一个用于大型机的统计软件。
1975年:在芝加哥成立SPSS总部。
1984年:推出用于个人电脑的SPSS/PC+。
1992年:推出Windows版本,同时全球自SPSS 11.0起,SPSS全称为“Statistical Product and Service Solutions”,即“统计产品和服务解决方案”。
2009年:SPSS公司宣布重新包装旗下的SPSS产品线,定位为预测统计分析软件(Predictive Analytics Software)PASW,包括四部分:
PASW Statistics (formerly SPSS Statistics):统计分析。
PASW Modeler (formerly Clementine) :数据挖掘。
Data Collection family (formerly Dimensions):数据收集。
PASW Collaboration and Deployment Services (formerly Predictive Enterprise Services):企业应用服务。
2010年:随着SPSS公司被IBM公司并购,各子产品家族名称前面不再以PASW为名,修改为统一加上IBM SPSS字样。。
参考资料来源:百度百科-spss
SPSS进行方差齐性检验的方法:
打开一份要进行方差齐性检验的数据,然后点击【分析-描述统计-探索】
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F9d82d158ccbf6c81b27c7195ac3eb13533fa4007%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
1、打开探索对话框,然后在因变量列表选择要进行方差齐性检验的变量,在因子列表中选择进行分为两组的变量
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F78310a55b319ebc433332be49226cffc1e171607%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
2、接着打开【统计量】子对话框,然后勾选【描述性】
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F5ab5c9ea15ce36d3344fde4d2af33a87e950b100%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
3、然后打开【绘制】子对话框,然后勾选【带检验的正态图】,然后在伸展与级别levene检验中选择【未转换】
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fb03533fa828ba61e91a495525134970a304e5900%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
4、接着打开【选项】子对话框,然后勾选【按列表排除个案】
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F0b55b319ebc4b745c6deea6bdffc1e178a821500%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
5、点击确定即可看到方差齐性检验,然后就可根据不同数据不同情况来查看两独立样本方差是否齐
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fe850352ac65c1038ba3493bfa2119313b07e8901%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
方差分析对各组方差的方差齐性(也就是各组方差是否一致)有要求,如果方差不齐,不能使用方差分析。不过,SPSS统计软件的one way ANOVA在方差不齐时是可以使用的,此时应该使用Brown-Forsythe或Welch的修正值。
方差分析(Anaylsis of Variance, ANOVA)要求各组方差整齐,不过一般认为,如果各组人数相若,就算未能通过方差整齐检验,One-Way ANOVA对话方块中,点击Options…(选项…)按扭, 勾Homogeneity-of-variance即可。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Ffaf2b2119313b07ed80a21691cd7912397dd8c1f%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
方差分析前提假设:
不同水平的总体方差相等。因为F检验对方差齐性的偏离较为敏感,故方差齐性检验十分必要。在线性回归分析中,也要满足以上三条前提假设,除了方差齐性检验外,因变量是否符合正态分布和是否待分析的因变量中的个案彼此独立也就是个案间不存在自相关并来自于同一个总体。对于线性回归分析,只是多一个需要因变量和自变量有线性趋势。
以上内容参考:百度百科-齐性检验
恩 对的 之前是要进行齐性检验
打开分析——均值分析——单因素方差分析——Options,在Homogeneity of variance前打钩就可以了
结果中看这个检验值是不是大于0.05,如果是酒说明接受原假设,可以进行方差检验。
之后看方差检验的检验值,看是否大于0.05,如果是则说明不显著,反之就显著。
TES工作室出品“SPSS统计教学分析”专题课程,为帮助大学生掌握问卷分析和相关软件技巧。
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