An inadequate sample size, a biased sample, a non-unique concept, and scientific flaws in the study are common faults.

样本大小不足，有偏差的样本，非独特的观念和研究中的科学缺陷。

youdao

Obviously working in the media is a biased sample, journalists are encouraged to tweet, post or forward funny and unusual material.

显然，在媒体工作是一个带有偏见的例子，记者被鼓励去特推，发布或转发有趣的和特殊的信息。

youdao

This is hardly definitive, given the small sample, but it does caution against jumping to the conclusion that economists are biased simply because of their relationships with firms.

由于样本数目小，只能当做参考，但还是比仅仅因为他们同公司间的关系就歧视他们要谨慎。

youdao

They were all CEOs, so had gotten to quite senior positions, so an admittedly biased sample.

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Yet, when we survey participants at IMD, which is probably a much-biased sample because of the corporate seniority of the people involved, the estimates of talent under-utilization are shocking.

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The sample size is small and biased toward press who prefer to use personal Gmail accounts over professional addresses.

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