方法：运用自编大学生恋爱价值取向问卷对乐山师范学院大学生进行随机抽样问卷调查。
Methods: using self-designed questionnaire on value orientation of college students love to survey randomly Leshan normal university students.
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。
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.
随机抽样：随机抽取50名男生，50名女生共100名学生进行问卷调查。
Random sampling: random sample of 50 boys, 50 girls were 100 students conducted a questionnaire survey.
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