goodness-of-fit test

例句：

1. 1. The researchers conducted a goodness-of-fit test to determine the model's accuracy.
   研究人员进行了拟合优度检验，以确定模型的准确性。
2. 2. In this study, we used the goodness-of-fit test to evaluate the model's performance.
   在这项研究中，我们使用拟合优度检验来评估模型的性能。
3. 3. The goodness-of-fit test is an important tool for assessing the reliability and validity of statistical models.
   拟合优度检验是评估统计模型可靠性和有效性的重要工具。