因為我們沒有直接找在鼎泰豐吃飯的消費者來填寫問卷，我們無法確知是不是每

因為我們沒有直接找在鼎泰豐吃飯的消費者來填寫問卷，我們無法確知是不是每個受訪者都真的有去鼎泰豐消費過。這會使得測式結果產生誤差。進而影響我們的分析及推論。

結果 (英文) 1:

Because we do not look directly at Din Tai Fung eat consumers to fill out the questionnaire, we are unsure of is that not everyone respondents really have to go to Din Tai Fung consumption too. This will make the measurement result error formula. Thereby affecting our analysis and inference.

結果 (英文) 2:

Because we did not directly find consumers in Dingtaifeng to eat to fill out the questionnaire, we can not be sure whether every interviewee really have to DingTaifeng consumption. This causes errors in the measurement results. This in turn affects our analysis and inferences.

結果 (英文) 3:

Because we didn't directly find the consumers who ate in dingtaifeng to fill in the questionnaire, we can't know whether every interviewee actually went to dingtaifeng for consumption. This will cause errors in the measurement results. And then affect our analysis and inference.