他还说，邮寄的表格和普查员经常弄错配偶的性别，这使得数字有偏差。
He says reporting on the mailed form and through follow-up enumerators often mislabeled the gender of spouses, which skewed the Numbers.
而且通过对测试得分的分析没有发现评分员和受试者的性别在评分过程中导致明显的偏差。
Furthermore, the analysis of test scores indicated there was no evidence of significant bias in the rating process in relation to the gender of raters or candidates.
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