[{"data":1,"prerenderedAt":48},["ShallowReactive",2],{"q-sw-109-2-research-methods-015":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":24},"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":23},"sw-109-2-社會工作研究方法-015","sw-109-2-research-methods-015",109,2,false,15,"有關集群\u002F叢集抽樣（cluster sampling），下列敘述何者正確？",{"A":15,"B":16,"C":17,"D":18},"需要先獲得研究母體的所有名單","每一個叢集單位內個體的同質性愈大愈好","每一個叢集單位內個體的異質性愈大愈好","先要計算出抽樣間距","C",null,[],"本題考點是集群（叢集）抽樣的原理與同質／異質要求。依集群抽樣（cluster sampling）的抽樣邏輯，是把母體先分成若干叢集（如以學校、里、機構為單位），再隨機抽取整個叢集受測；為使樣本具代表性，理想狀態是每個叢集本身就像母體的縮影，故「叢集單位內個體的異質性愈大愈好、叢集之間愈同質愈好」，選 C。A 錯，集群抽樣的最大優點正是不需先取得全母體名單，只需叢集清單即可，這與分層或簡單隨機不同；B 錯，叢集內同質性大反而喪失代表性；D 錯，計算抽樣間距是系統抽樣的步驟，不是集群抽樣。",1,[25,29,32,36,40,44],{"webId":26,"stem":27,"number":23,"year":28,"session":23},"sw-106-1-research-methods-001","什麼是社會工作研究的第一步？",106,{"webId":30,"stem":31,"number":10,"year":28,"session":23},"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：",{"webId":33,"stem":34,"number":35,"year":28,"session":23},"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":28,"session":23},"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":28,"session":23},"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":28,"session":23},"sw-106-1-research-methods-006","關於演繹法的說明，何者有誤？",6,1784109487338]