Methods: Using an online questionnaire survey to collect 263 valid questionnaires, exploratory factor analysis and multiple linear regression analysis were used for data analysis.
方法：通过问卷调查法搜集了263份有效问卷，采用探索性因子分析法和多元线性回归分析进行数据分析。
One of them is Dave Goldberg, CEO of the online questionnaire company Survey Monkey and a friend of Houston's.
大卫•戈德堡是众多用户中的一员，他是在线问卷调查公司Survey Monkey的首席执行官，同时还是休斯顿的朋友。
He carried out his survey of 27 men and 81 women who were not parents using an online questionnaire among people aged 20 to 66, with an average age of 41.
他用网上问卷的形式调查了无儿无女的27名男性和81名女性，这些人的年龄在20岁到66岁之间，平均年龄为41岁。
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