何謂非機率抽樣(Non-probability Sampling)
在從事一項研究時,為了確保推論的正確,行銷研究人員最好使用隨機抽樣來降低或消除抽樣可能產生的「抽樣誤差」,然而有時為了實務(時間和成本)上的考量,在研究者並沒有意圖或者是不需類推到母體時(即不需考量樣本…
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