非隨機(jī)抽樣和隨機(jī)抽樣的比較-資料下載頁
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【正文】 tion will be particular interest and value and will represent the key themes. . study all special students (c) homogeneous sampling enable you to study the group in great depth. . study on all stu. with IELTS . (d) critical case sampling if it happens in one critical case, can it happens to everyone. . study on a successful stu. with low entrance grade. (e) typical case sampling illustrate a profile with a representative case. . study a normal stu. with average study performance 4. Nonprobability sampling （ 3） Snowball sampling (a) make contact with one or two cases in the population (b) ask these cases to identify further cases (c) ask these new cases to identify further new cases (and so on) (d) stop when either no new cases are given or the sample is as large as is manageable 4. Nonprobability sampling （ 4） Selfselection sampling (a) publicise your need for cases, either by advertising through appropriate media or by asking them to take part (b) collect data from those who respond 4. Nonprobability sampling （ 5） Convenience sampling (a) selecting haphazardly those cases that are easiest to obtain from your sample (b) the sample selection will stop when required sample size has been reached Selecting a nonprobability sampling technique Slide Saunders, Lewis and Thornhill, Research Methods in Business, 4th Edition 169。 Pearson Education Limited 2023 謝謝觀看 /歡迎下載 BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH
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