目前国内进行的调查大都采用复杂抽样方案，但在分析时却常常采用只适用于简单随机样本的一般方法。
The problem of using ordinary statistical methods basically for simple random samples in analyzing data from complex surveys for non simple random samples was discussed.
目前国内进行的调查大都采用复杂抽样方案，但在分析时却常常采用只适用于简单随机样本的一般方法。
The problem of using ordinary statistical methods basically for simple random samples in analyzing data from complex surveys for non simple random samples was discussed.
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