[{"data":1,"prerenderedAt":49},["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,[25,29,33,37,41,45],{"webId":26,"stem":27,"number":28,"year":9,"session":10},"sw-109-2-research-methods-014","在估計抽樣誤差時，不需要下列那個因素？",14,{"webId":30,"stem":31,"number":32,"year":9,"session":10},"sw-109-2-research-methods-016","當一位年輕的研究者進入老人安養機構觀察住民的日常生活，下列那一種參與程度是最不可能的安排？",16,{"webId":34,"stem":35,"number":36,"year":9,"session":10},"sw-109-2-research-methods-013","計算抽樣間距（sampling interval）是那種抽樣方法的步驟？",13,{"webId":38,"stem":39,"number":40,"year":9,"session":10},"sw-109-2-research-methods-017","下列那一種資料蒐集方法能最快獲得學生學習態度的資料？",17,{"webId":42,"stem":43,"number":44,"year":9,"session":10},"sw-109-2-research-methods-012","研究者藉由量表的設計來測量人們的態度、意見、信念等，這種測量類型稱之為：",12,{"webId":46,"stem":47,"number":48,"year":9,"session":10},"sw-109-2-research-methods-018","下列那種方法無法提升母群體估計值的正確性？",18,1787299254833]