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- Methods: By randomized group sampling method,576 undergraduates were assessed with Eysenck Personality Questionnaire,Coping ways questionnaries and Self-Rated Health Measurement Scale. 目的:探討大學(xué)生人格特征,應付方式與自測健康狀況的關(guān)系。
- Methods: By random group sampling method, 680 college students in one medical university were assessed with the questionnaires of Test Anxiety Test (TAT) and Dysfunctional Attitude Scales (DAS). 方法:采取隨機整群抽樣的方法,用考試焦慮檢查表(TAT)和功能失調性態(tài)度問(wèn)卷(DAS)對680名醫科大學(xué)生進(jìn)行問(wèn)卷調查。
- The Group Sampling Inspection Methods 集團抽樣檢驗方法
- The best apportion of group sampling 關(guān)于分類(lèi)抽樣的最優(yōu)分配
- Abstract: To settle the numbers of groups, the moth and features of group sampling are analysed, and its estimator is goven.Then using CauchySchwartz unequility, it seeks the best apportion with finite cost. 文摘:為了確定分類(lèi)抽樣的各類(lèi)單位數;分析了分類(lèi)抽樣的抽取方法和特點(diǎn);同時(shí)給出其簡(jiǎn)單估計;然后利用柯西-施瓦茨不等式推導出在給定調查費用情況下的最優(yōu)分配.
- Abstract: Abstract: Using the method described in the paper, the different group samples are nermalized to obtain reliability data of producs with long lifetime in shorter testing cycles. 摘要:摘要:對所選取的不同批樣本進(jìn)行歸一化處理后,就可以在較短的試驗周期內獲得較長(cháng)壽命剖面上產(chǎn)品的可靠性數據,使可靠性評估工作變得可行,評估結果可信、合理。
- Education should not be restricted to any one specific age group. 教育不應限制在任何特定的年齡組上。
- He broke away from that lawless group years ago. 他在幾年前脫離了那個(gè)非法團體。
- The group of barbaric soldiers killed many people. 那群野蠻的士兵殺了很多人。
- The group was made up of doctors. 這個(gè)團體是由醫生組成的。
- A group of boys dashed out of the classroom. 一群男孩子從教室里沖出來(lái)。
- I come upon a group of children play in the street. 我遇到一群孩子在街上玩耍。
- He goes about with a group of nice boys. 他經(jīng)常和一群好孩子在一起玩。
- He is a the most brisk young man in this group. 他是這個(gè)小組中最活躍的年輕人。
- He showed me a photo of a family group. 他給我看一張合家歡的照片。
- The chief accountant of a manufacturing group. 一個(gè)制造業(yè)集團的總會(huì )計師。
- The hunting group had good sport today. 今天打獵小組滿(mǎn)載而歸。
- I stand out in a group interview. 在集體面試中脫穎而出。
- He looked around the small group of mourners. 他環(huán)顧一下那一小群的送葬者。
- The group of destroyers damaged the bus. 那群破壞者毀壞了這輛公共汽車(chē)。