[{"data":1,"prerenderedAt":48},["ShallowReactive",2],{"q-sw-107-2-research-methods-008":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-107-2-社會工作研究方法-008","sw-107-2-research-methods-008",107,2,false,8,"情況：睡眠對健康至關重要。但研究發現，多數大學生睡眠品質不佳。葉教授想了解影響大學生睡眠品質的因素，他從自己任教的大學裡，以系級名單隨機抽取 20 個班級，到這些班級發放問卷，請全班同學填寫。問卷中，睡眠品質以「匹茲堡睡眠品質量表」（是由 7 題，每題 4 點尺度的李克特（Likert）量表所構成，分數越高代表睡眠品質越差）來測量，其他變項包括受訪者性別、每週運動時數、每天上網時數等。研究也發現，單就性別進行比較，女學生的睡眠品質顯著比男學生差，但控制了每週運動時數後發現，運動時數越高睡眠品質顯著越佳，同時性別就沒有顯著作用了。下列敘述何者正確？①性別跟睡眠品質有因果關係 ②每週運動時數跟睡眠品質有因果關係 ③性別跟睡眠品質是虛假關係 ④每週運動時數跟睡眠品質是間接關係",{"A":15,"B":16,"C":17,"D":18},"僅①④","僅②③","①②④","②③④","B",null,[],"本題考點是「虛假關係」與「因果關係」的辨識。原本性別與睡眠品質相關，但一旦控制每週運動時數，性別效果就消失、只剩運動時數顯著——這是控制第三變項後原相關被解釋掉的典型型態。②每週運動時數與睡眠品質有因果關係（控制後仍顯著、屬真正作用），③性別與睡眠品質是虛假關係（spurious，因運動時數才是共同來源），兩者正確，故選 B。①錯，性別與睡眠並非因果而是虛假關係。④錯，運動時數對睡眠是直接作用而非間接關係（間接關係須透過中介變項傳遞）。",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？",6,1784109493539]