A study repeating the procedures of an early study to assess the stability of results. In audience measurement, replications involve drawing subsamples from a parent sample to assess sampling error.

• 指一项研究重复一个早期研究的程序来检验结果的稳定性。在受众测量中,重复调查涉及从原样本中再抽出子样本来评估抽样误差。