【108新北英師正取Elva】評論
(A) Placebo Effect安慰劑效應: a beneficial effect produced by a placebo drug or treatment, which cannot be attributed to the properties of the placebo itself, and must therefore be due to the patient's belief in that treatment.(B) Hawthorne Effect: the alteration of behaviour by the subjects of a study due to their awareness of being observed. 知道受測所以想表現得更好CF----The John Henry Effect refers to the tendency for people based in a control group to perceive themselves at a disadvantage to the experimental group and work harder in order to overcome the perceived deficiency. 知道被比較所...
【Claudia ❤️】評論
placebo effect 安慰劑效應又名偽藥效應、假藥效應、代設劑效應(英文:Placebo Effect,源自拉丁文placebo,含義為“我願意”,理解為“我將受到安慰”)指病人雖然獲得無效的治療,但卻“預料”或“相信”治療有效,而讓病患癥狀得到舒緩的現象。有人認為這是一個值得註意的人類心理-生理反應,但亦有人認為這是醫學實驗設計所產生的錯覺。這個現象是否真的存在,科學家至今仍未能完全破解。 安慰劑效應於1955年由畢闕博士 (Henry K. Beecher)提出,亦理解為“非特定效應” (non-specific effects)或受試者期望效應。 一個性質完全相反的效應亦同時存在——反安慰劑效應 (Nocebo effect):病人不相信治療有效,可能會令病情惡化...
【Sara Wu】評論
Ceiling Effect : 指測驗題目過於容易,而致使大部分個體積分普遍較高,使指標的有效性損失。