[{"data":1,"prerenderedAt":47},["ShallowReactive",2],{"q-sw-112-2-research-methods-002":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":10,"stem":12,"options":13,"answer":18,"answerNote":19,"images":20,"lawTimestamp":9,"explanation":21,"freq":22},"sw-112-2-社會工作研究方法-002","sw-112-2-research-methods-002",112,2,false,"下列何者為虛無假設（null hypothesis）？",{"A":14,"B":15,"C":16,"D":17},"教育程度越高，溝通能力越強","教育程度和溝通能力無關","教育程度和溝通能力成反比","溝通能力會因教育程度而有所差異","B",null,[],"本題考點是虛無假設（null hypothesis, H0）的定義。虛無假設主張變項之間「沒有關係、沒有差異」，是研究者試圖以統計檢定加以否證（拒絕）的假設。B「教育程度和溝通能力無關」正是主張兩變項無關聯，符合虛無假設的定義，故選 B。A「教育程度越高，溝通能力越強」是預測正向關係，屬對立假設（研究假設）；C「成反比」是預測負向關係，亦為對立假設；D「會因教育程度而有所差異」預測有差異存在，同屬對立假設。三者皆宣稱「有關係／有差異」，與虛無假設「無關係」相反，故均非答案。",1,[24,28,31,35,39,43],{"webId":25,"stem":26,"number":22,"year":27,"session":22},"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":10,"year":27,"session":22},"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":32,"stem":33,"number":34,"year":27,"session":22},"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":36,"stem":37,"number":38,"year":27,"session":22},"sw-106-1-research-methods-004","關於信效度的說明，下列何者正確？",4,{"webId":40,"stem":41,"number":42,"year":27,"session":22},"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":44,"stem":45,"number":46,"year":27,"session":22},"sw-106-1-research-methods-006","關於演繹法的說明，何者有誤？",6,1784109498079]