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简介：Twodiagnosticsarepresentedforthetransformationofexplanatoryvariablesinregression.OneisbasedonthelikelihooddisplacementproposedbyCookandWeisberg(1982)forassessingtheinfluenceofindividualcasesonthemaximumlikelihoodestimateofatransformationparameter.Theotherisbasedonthelocalin-fluencetheoryproposedbyCook(1986)forassessingtheinfluenceofsmallperturba-tionsontheparameterestimates.Computationsarcperformedforadatasettoillus-tratetheusefulnessofthesediagnostics.

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简介：careabout意为“关心；挂念；忧虑”。【经典例句】

简介：ThisisaphotographItookduringmytriptoSanya.Thatwasmyfirsttripbyair.Ihadbeenlookingforwardtobeingthereforalongtime.

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简介：However,itisagreatpitythatinmanyplaces,someofthepublicfacilitieshavebeenpurposelydamaged.Someelectricbulbsweresmashed;sometrafficsignsweredamagedbeyondrecognition,somepublictelephonescannotwork;somestatuesstandtherewithoutanarmoraleg.What'sworse,somepeopleevenstolethecoversofthesewers.

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简介：不再丢局？那很简单——每副牌都叫局。哈曼指出叫牌仅仅在桥牌比赛中占到3％，尽管他所说可能是对的，但是如果你没叫到局，那么显然即使你的优秀做庄使得你的2黑桃定约取到了全部13墩，你的分数依然赶不上那些4黑桃定约仅拿到10墩的对手。专家牌手都知道，他们叫的边缘局，“不知何故，奇迹般”地是铁牌。这就是中级牌手和高级牌手所不具备的专家判断。本文所展示的工具就可以帮助中高级牌手达到这种专家级的判断，不再错失任何一个局（包括很常规的局和那些看来很神奇的局），也可以在没有进局前景的情况下停在部分定约。

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简介：使用JPG格式的图片文件,我们可以通过在幻灯片中插入图片来增加视觉效果,如果你的演示文稿中有几十幅较大的图片

简介：要制作CAI课件必须做好各种素材的收集,课件的设计、制作与运用直接体现了教师的教育教学观念,3. CAI课件的制作

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简介：Background:The2mostcitedsportsinjurypreventionresearchframeworksincorporateinterventiondevelopment,yetlittleguidanceisavailableinthesportsscienceliteratureonhowtoundertakethiscomplexprocess.Thispaperpresentsageneralizableprocessfordevelopingimplementablesportsinjurypreventioninterventions,includingacasestudyapplyingtheprocesstodevelopalowerlimbinjurypreventionexercisetrainingprogram(FootyFirst)forcommunityAustralianfootball.Methods:Theinterventiondevelopmentprocessisunderpinnedby2complementarypremises:(1)thatevidence-basedpracticeintegratesthebestavailablescientificevidencewithpractitionerexpertiseandenduservaluesand(2)thatresearchevidencealoneisinsufficienttodevelopimplementableinterventions.Results:Thegeneralizable6-stepinterventiondevelopmentprocessinvolves(1)compilingresearchevidence,clinicalexperience,andknowledgeoftheimplementationcontext;(2)consultingwithexperts;(3)engagingwithendusers;(4)testingtheintervention;(5)usingtheory;and(6)obtainingfeedbackfromearlyimplementers.Followingeachstep,interventioncontentandpresentationshouldberevisedtoensurethatthefinalinterventionincludesevidence-informedcontentthatislikelytobeadopted,properlyimplemented,andsustainedovertimebythetargetedinterventiondeliverers.ForFootyFirst,thisprocessinvolvedestablishingamultidisciplinaryinterventiondevelopmentgroup,conducting2targetedliteraturereviews,undertakinganonlineexpertconsensusprocess,conductingfocusgroupswithprogramendusers,testingtheprogrammultipletimesindifferentcontexts,andobtainingfeedbackfromearlyimplementersoftheprogram.Conclusion:Thissystematicyetpragmaticanditerativeinterventiondevelopmentprocessispotentiallyapplicabletoanyinjurypreventiontopicacrossallsportssettingsandlevels.Itwillguideresearcherswishingtoundertakeinterventiondevelopment.

简介：如何在有限的时间内制作出高质量的课件，服务教学，是个很值得考虑的问题。然而制作课件并非一朝一夕就能成功，本人在制作课件的过程中摸索出了一些小技巧，本文就课件制作小技巧略述一二，供大家一起探讨研究。