[{"data":1,"prerenderedAt":48},["ShallowReactive",2],{"q-sw-109-1-research-methods-016":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":23},"社會工作研究方法","research-methods",{"id":7,"webId":8,"year":9,"session":10,"subject":4,"legacy":11,"number":12,"stem":13,"options":14,"answer":19,"answerNote":20,"images":21,"lawTimestamp":9,"explanation":22,"freq":10},"sw-109-1-社會工作研究方法-016","sw-109-1-research-methods-016",109,1,false,16,"某位社工員想全盤有效了解轄區內多數少年的生活狀況，做為規劃新服務方案的參考。下列何種抽樣方法可以獲得具有代表性的樣本，又可以在有限的時間內完成？",{"A":15,"B":16,"C":17,"D":18},"立意抽樣（purposive sampling）","叢集抽樣（cluster sampling）","滾雪球抽樣（snowball sampling）","簡單隨機抽樣（simple random sampling）","B",null,[],"本題考點在於兼顧「代表性」與「時間效率」的抽樣選擇。依抽樣理論，叢集抽樣屬機率抽樣，能推論母體、具代表性；且它以自然群體（如各行政區、學校、里）為抽樣單位，抽中的群才全面調查，可省去建置全轄區少年名冊的成本與時間，最符合「有限時間內取得代表性樣本」的雙重需求，故選 B。(A) 立意抽樣依研究者判斷選樣，屬非機率抽樣，代表性無保證。(C) 滾雪球抽樣靠引介，樣本偏誤大且非機率。(D) 簡單隨機抽樣雖具代表性，但須先取得完整母體名冊並逐一編號抽取，在轄區少年眾多時曠日費時，不符時間限制。",[24,28,32,36,40,44],{"webId":25,"stem":26,"number":10,"year":27,"session":10},"sw-106-1-research-methods-001","什麼是社會工作研究的第一步？",106,{"webId":29,"stem":30,"number":31,"year":27,"session":10},"sw-106-1-research-methods-002","執行研究是為了解概念，但我們仍得在研究前，針對概念給予基本描述與簡要定義。請問這個步驟是：",2,{"webId":33,"stem":34,"number":35,"year":27,"session":10},"sw-106-1-research-methods-003","皮爾森相關係數（r）有幾個特色，下列敘述何者錯誤？",3,{"webId":37,"stem":38,"number":39,"year":27,"session":10},"sw-106-1-research-methods-004","關於信效度的說明，下列何者正確？",4,{"webId":41,"stem":42,"number":43,"year":27,"session":10},"sw-106-1-research-methods-005","當我們要判斷兩個變項間是否有因果關係時，下列那種判斷標準不合適？",5,{"webId":45,"stem":46,"number":47,"year":27,"session":10},"sw-106-1-research-methods-006","關於演繹法的說明，何者有誤？",6,1784109482142]