单因素方差分析及两两比较( LSD-t),相关分析采用线性相关分析, P<0.05 为差异有统计学意义 。
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METHODS: Random sample questionnaire survey was conducted among consumers in Baoding city and its surrounding counties, and the data were subjected tot-test, analysis of variance, and LSD-t test.
方法:对保定市及周边县城消费者进行随机抽样问卷调查,采用t检验、方差分析和LSD - t检验等方法对调查数据进行统计学处理。
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