这种情况被称为双样本 t 检验/ Two Sample t Test。选取检验统计量 T 为T=\frac{\bar{X}-\bar{Y}-\mu_0}{\sqrt{\frac{(m-1) S_X^2+(n-1) S_Y^2}{m+n-2}\left(\frac{1}{m}+\frac{1}{n}\right)}} \sim t_{m+n-2} \quad \mid \mu_1-\mu_2=\mu_0\\ ...
Two - Sample T - Tests Assuming Equal Variance (Enter …:两样本t检验假设方差相等(输入… 热度: Chapter 10 One-Sample Tests of Hypothesis:10章一个样本测试的假设 热度: Two-SampleHypothesisTesting Supposeyouwanttoknowiftwopopulationshavethesamemeanor,equivalently,ifthedifferencebetweenthepopulationmeansis...
hypothesis testingstatistical testrandom samplesmineral contentvariancesSummary This chapter contains section titled: Introduction Two—Sample Z Test for Comparing Two Means Two—Sample t Test for Comparing Two Means with Equal Variances Two—Sample t Test for Comparing Two Means with Unequal Variances ...
Chap10 - Two-Sample Hypothesis Tests Chapter Two-SampleHypothesisTesting •Two-SampleTests•ComparingTwoProportions 10 •ComparingTwoMeans:IndependentSamples •ComparingTwoMeans:PairedSamples•ComparingTwoVariances Two-SampleTests WhatisaTwo-SampleTest •ATwo-sampletestcomparestwosampleestimateswitheach...
For Sample 1, make these entries: Sample Size, n1: Enter the size of the FIRST sample as a positive whole number. Num Successes, x1: Enter the number of successes as a positive whole number. For example, if testing the claim that "the percentage of males who smoke is equal to the pe...
Two-sampleTestsofHypothesis McGraw-Hill/Irwin Chapter11 ©TheMcGraw-HillCompanies,Inc.2008 GOALS Conductatestofahypothesisaboutthedifferencebetweentwoindependentpopulationmeans.Conductatestofahypothesisaboutthedifferencebetweentwopopulationproportions.Conductatestofahypothesisaboutthemeandifferencebetweenpairedor...
Testing general hypotheses under binomial sampling: the two sample case - asymptotic theory and exact procedures A unified exact approach is given for testing hypotheses of the form H_0:θ_1 ≥ h(θ_2) versus H_1:θ_1 A Munk,G Skipka,B Stratmann - 《Comput.stat.data Anal》 被引量:...
A nonparametric two-sample hypothesis testing problem for random graphs. Bernoulli 23 (3), 1599-1630. 7M. Tang, A. Athreya, D. L. Sussman, V. Lyzinski, and C. E. Priebe. A nonparametric two-sample hypothesis testing problem for random dot product graphs. Bernoulli, 23: 1599-1630, ...
单样本问题，均值为给定值 Paired sample t-test(成对样本t检验)两样本问题，两总体均值相等 ANOVA/...
CHAPTER11:HypothesisTestingInvolvingTwoSampleMeansorProportions toaccompany IntroductiontoBusinessStatistics fourthedition,byRonaldM.Weiers PresentationbyPriscillaChaffe-StengelDonaldN.Stengel ©2002TheWadsworthGroup Chapter11-LearningObjectives •Selectandusetheappropriatehypothesistestincomparing –Meansoftwoindependent...