- 2024-09-27MGT403: PROBABILITY & STATISTICS
MGT403:PROBABILITY&STATISTICSFALL2024StatisticsAssignment#1DueMonday,Sept.30at6:00pmviaCanvasLogisticsandReminders.•Problemsetsturnedinafterthedeadlinewillreceivenocredit.•Roundeachfinalanswertofourdecimalplace
- 2024-09-19SciTech-Mathmatics-Probability+Statistics-数学专业社区(math.stackexchange.com/questions) + examples of &qu
SamplingDistributionCouldsomegiveanexamplesof"asetofdistributionsindexedbyaparameter"?Q:Couldsomegiveanexamplesof"asetofdistributionsindexedbyaparameter"?Thispostsays:Thelog-likelihoodis,astheter
- 2024-09-17SciTech-Mathmatics-Probability+Statistics-VII-Statistics:Quantifing Uncertainty+Sampling Methods抽样方法
SciTech-Mathmatics-Probability+Statistics-VII-Statistics:QuantifingUncertaintySamplingMethods(抽样方法)的原理与实践(终章)在过去的几篇文章,我们一起探索统计学的许多重要概念与方法:样本与总体,统计量、参数估计、假设检验、置信区间、ANOVA(方差分析),RA(回归分
- 2024-09-17SciTech-Mathmatics-Probability+Statistics-V-Statistics:Quantifing Uncertainty+ANOVA(ANalysis Of VAri
SciTech-Mathmatics-Probability+Statistics-V-Statistics:QuantifingUncertaintyANOVA(ANalysisOfVAriance)方差分析原理方差分析的基本概念(AnalysisofVariance,ANOVA)方差分析(AnalysisofVariance,简称ANOVA)是一种统计方法,用于检验三个或更多组数据的均值是否存在显
- 2024-09-14MAST20004 Probability
MAST20004ProbabilitySemester2,2024Assignment3:QuestionsDue4pm,Wednesday18SeptemberImportantinstructions:(1)Thisassignmentcontains4questions,twoofwhichwillberandomlyselectedtobemarked.Eachmarkedquestionisworth10points
- 2024-09-13Combinatorics/Probability/Expectation
前言计数加训!!!!以下问题都是数数。一些纯组合问题插板法例1求$\sum_{i=1}^kx_i=n$的解的组数,其中$x_i\in\mathbb{N^+}$且$x_i\gea_i$。考虑令$x_i'=x_i-a_i+1\ge1$,于是有$\sum_{i=1}^kx_i'=n-k+\suma_i$,于是答案为$$n-k+\suma_i-1\choosek-1$$例2从$1\do
- 2024-09-11SciTech-Mathmatics-Probability+Statistics: Distribution : The Uniform Distribution
SciTech-Mathmatics-Probability+Statistics:Distribution:TheUniformDistributionBYZACHBOBBITTPOSTEDONMARCH2,2021Theuniformdistributionisaprobabilitydistributioninwhicheveryvaluebetweenanintervalfromatobisequallylikelytooccu
- 2024-09-10SciTech-Mathmatics-Probability+Statistics-Applications : Probability&Sampling : Sampling Distributio
SciTech-Mathmatics-Probability+Statistics-Applications:Probability&Sampling:SamplingDistribution+CentralLimitTheoremSamplingDistribution+CentralLimitTheoremBYZACHBOBBITTPOSTEDONOCTOBER8,2018Imaginethereexistsapopulationof1
- 2024-09-10SciTech-Mathmatics-Probability+Statistics-Sampling : Learn Stats for Python III: Probability and Sam
LearnStatsforPythonIII:ProbabilityandSamplingBYIVÁNPALOMARESCARRASCOSAPOSTEDONSEPTEMBER9,2024ProbabilityandSamplingAboutPartIII:ProbabilityandSamplingPartIIIdivesintoappliedprobabilitytheory,concretelybymodelingdiscrete
- 2024-09-09SciTech-Mathmatics-Probability+Statistics: Differences: Population VS Sampling(Distribution of Param
SciTech-Mathmatics-Probability+Statistics:Differences:PopulationVSSampling(DistributionofParameters)Likelyhood(Assumption)VSProbability(ModelofSolidParameters)Likelihoodvs.Probability:What'stheDifference?BYZACHBOBBITTPOSTEDONAU
- 2024-09-06SciTech-Mathmatics-Probability+Statistics: Statistical Inference统计推断- Estimation估计 + Testing Hypothe
轻松学统计:https://zh-cn.statisticseasily.com/词汇表/什么是统计推断/StatisticalInference:SI(统计推断)的类型SI(统计推断)主要有两种类型:Estimation:根据样本数据确定总体的特征;PointEstimation:提供总体参数的单一值估计;ConfidenceInterval:提供
- 2024-08-28SciTech-Mathmatics-Probability+Statistics: Understanding the $\large Null\ and\ Alternative\ Hyp
NullHypothesisforLinearRegressionLinearregressionisatechniquewecanusetounderstandtherelationshipbetweenoneormorepredictorvariablesandaresponsevariable.SimpleLinearRegressionIfweonlyhaveonepredictorvariableandonerespo
- 2024-08-28SciTech-Mathmatics-Probability+Statistics: How to Read and Interpret a Regression Table
HowtoReadandInterpretaRegressionTableBYZACHBOBBITTPOSTEDONMARCH20,2019https://www.statology.org/read-interpret-regression-table/Instatistics,regressionisatechniquethatcanbeusedtoanalyzetherelationshipbetweenpredictorvariabl
- 2024-08-18SciTech-Mathematics-Probability+Statistics-Matlab(Mathworks Inc.): MATLAB官方文档就是非常好的教材
SciTech-Mathematics-Probability+StatisticsProbabilityDistributions:https://ww2.mathworks.cn/help/stats/probability-distributions-1.html?s_tid=CRUX_lftnavWorkingwithProbabilityDistributionsProbabilitydistributionsaretheoreticaldistributionsbas
- 2024-08-13基于PaddleNLP信息抽取,uie微调打造自己专属的信息抽取模型
基于PaddleNLP信息抽取,uie微调打造自己专属的信息抽取模型UIE模型简介UIE优势应用示例UIE开箱即用UIE适用抽取示例命名实体识别(NamedEntityRecognition,简称NER)关系抽取(RelationExtraction,简称RE)事件抽取(EventExtraction,简称EE)评论观点抽取情感倾向分类
- 2024-08-12SciTech-Mathematics-Probability+Statistics-Relative Frequency Histogram: Definition + Example
RelativeFrequencyHistogram:Definition+ExampleBYZACHBOBBITTPOSTEDONFEBRUARY19,2020Ofteninstatisticsyouwillencountertablesthatdisplayinformationaboutfrequencies.Frequenciessimplytellushowmanytimesacertaineventhasoccurred.
- 2024-08-12SciTech-Mathematics-Probability+Statistics-7 Steps to Mastering Statistics for Data Science
7StepstoMasteringStatisticsforDataScienceBYBALAPRIYACPOSTEDONJULY19,2024Astrongfoundationinstatisticsisessentialifyou’relookingtobecomeaskilleddatascientist.Fromanalyzingtrendsindatatobuildingpredictivemodelsandma
- 2024-08-12SciTech-Mathematics-Probability+Statistics-7 Key Statistics Concepts
7KeyStatisticsConceptsEveryDataScientistMustMasterBYBALAPRIYACPOSTEDONAUGUST9,2024Statisticsisoneofthemust-haveskillsforalldatascientists.Butlearningstatisticscanbequitethetask.That’swhyweputtogetherthisguidetoh
- 2024-08-11SciTech-Mathematics-Probability+Statistics-[THREE types of Probability]{Subjective, Theoretical, Emp
THREEtypesofProbability:TheoreticalProbabilityEmpiricalProbabilitySubjectiveProbabilityBayes,EmpiricalBayesandModeratedMethodsEmpiricalandtheoreticalpriordistribution|TheBookof…https://www.khanacademy.org/math/cc-seventh-
- 2024-08-07题解:UVA11181 条件概率 Probability|Given
主要思路:概率期望。首先可以发现\(n\)的数据极小。然后我们设\(a\)为为每个人买东西的情况,\(b\)为当有\(b\)个人去时的情况。大家都应该知道条件概率式子为\(P(a|b)=\frac{P(ab)}{P(b)}\)。然后暴力搜索\(P(ab)\)和\(P(b)\)。其实这道题有复杂度更低的dp做法,但
- 2024-08-07SciTech-Mathematics-Probability+Statistics-Comparison:Chance + Possibility + Likelihood + Probabilit
https://www.geeksforgeeks.org/what-is-the-difference-between-likelihood-and-probability/1.Chance2.Possibility3.Likelihood4.ProbabilityWhatIstheDifferenceBetween“Likelihood”and“Probability”?LastUpdated:30Jul,2024https://www.geeksforg
- 2024-08-01ISO26262 Part 3 之 Occurrence与Frequency的区别
针对风险R,可以描述为一个包含三个参数的函数F:危害事件发生频率f,可控性C,以及所产生伤害或损坏的潜在严重度S:R=F(f,C,S)其中f受两个因素影响:一个因素是以何种频率、多长时间暴露在危害事件的运行场景中;简化成运行场景发生概率的度量E另外一个因素是相关项中故障
- 2024-07-19SciTech-Mathematics-Probability+Statistics-Dot products, cosine similarity, text vectors
Dotproducts,cosinesimilarity,textvectorshttps://dev.to/sayemmh/dot-products-cosine-similarity-text-vectors-2lo4SayemHoque,PostedonOct20,2022Dotproducts,cosinesimilarity,textvectorsCosinesimilarityisameasurebetweentwosingledimen
- 2024-07-05NaiveBayes算法设计
一、朴素贝叶斯算法公式:二、程序设计:importnumpyasnp#构造NB分类器defTrain(X_train,Y_train,feature): globalclass_num,label class_num=2 #分类数目 label=[1,-1] #分类标签 featur
- 2024-05-25Kmeans聚类流程
1.turtlesIntroductionInthisreport,wewillanalyzeaproblemrelatedtoturtlepopulationsonasmallislandwithtwobeaches:WestBeachandEastBeach.ThegoalistodeterminetheprobabilityofbeingonEastBeachgiventhataLoggerheadTurtlei