[{"data":1,"prerenderedAt":48},["ShallowReactive",2],{"q-sw-108-2-research-methods-016":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-108-2-社會工作研究方法-016","sw-108-2-research-methods-016",108,2,false,16,"下列何者抽樣方法的抽樣結果代表性，最容易受到抽樣架構元素週期性排列之影響？",{"A":15,"B":16,"C":17,"D":18},"系統抽樣（systematic sampling）","叢集抽樣（cluster sampling）","配額抽樣（quota sampling）","簡單隨機抽樣（simple random sampling）","A",null,[],"本題考點在系統抽樣的特有弱點。依抽樣理論,系統抽樣(systematic sampling)先算抽樣間距k,再每隔k個抽一個;若抽樣架構的元素恰好呈現與k同步的週期性排列,抽到的樣本會集中在特定位置而失去代表性,故最易受週期性影響者為A,即正解。B叢集抽樣以群為單位隨機抽取、C配額抽樣依比例分配非隨機、D簡單隨機抽樣每個元素被抽機率獨立相等,三者皆不受元素排列週期性所左右。",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？",6,1784109494972]