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2008.Apr1、Minitab的基本操作MinitabBasics-LayoutOpenaproject(worksheet):
File>openproject(openworksheet)
File>new>minitabproject(worksheet)
Keyboardshortcuts
Showworksheetsfolder:Ctrl+Alt+D
Showgraphsfolder:Ctrl+Alt+G
Showsessionfolder:Ctrl+Alt+M
Editlastdialog:Ctrl+E

2、基本图形分析GraphGraph>ScatterplotGraph>ScatterplotGraph>HistogramHistogram–AnotherOption…Graph>BoxplotBoxplotExampleBoxplotExampleBoxplot–AnotherOption…Graph>TimeSeriesPlotABCSALES.MTWStat>BasicStatistics>NormalityTestStat>BasicStatistics>NormalityTest3.1、基本统计量分析Stat>BasicStatistics>DisplayDescriptiveStatistics3.1、Stat>BasicStatistics3.1、Stat>BasicStatistics3.1、Stat>BasicStatistics3.2、相关与回归Correlation相关系数(r)为-1和+1之间的某个数值。
‘-1’表示有很强的负相关
‘0’表示完全不相关
‘+1’表示有很强的正相关
判定规则:
相关系数(r)>.80或者<-.80为显著
相关系数(r)在-.80和.80之间不显著RegressionFromtheFittedLinePlot,wecanseethatastheageofthepropellantincreasestheShearStrengthdecreases.

Thisisanexampleofaninverserelationship.
WealsoseealinearequationandanR-Sqvalue.Whatarethese?Let’sexplore!Session窗口
RegressionAnalysis:ShearStrength(psi)versusAgeofPropellant(weeks)
Theregressionequationis
ShearStrength(psi)=2628-37.15AgeofPropellant(weeks)
S=96.1061R-Sq=90.2%R-Sq(adj)=89.6%
AnalysisofVariance
SourceDFSSMSFP
Regression115274831527483165.380.000
Error181662559236
Total191693738
3.3、假设检验HypothesisTestingWashington,DC-(AP)
	Globalwarmingcontinuestoincreaseatalarmingrates.TheEPAcontinuestodevelopplanstocurbC02outputatallU.S.manufacturingfacilities…….3.3、Stat>BasicStatisticsOne-wayANOVA:ClarityversusRegion

SourceDFSSMSFP
Region20.03830.01921.270.295
Error350.53030.0152
Total370.5687

S=0.1231R-Sq=6.74%R-Sq(adj)=1.41%
PooledStDev=0.1231
两种类型的错误PValueIsExtremelyImportant
RememberThisKeySaying….Formostcaseswewilluse.051-SampleZ3.3、Stat>BasicStatistics3.3、Stat>BasicStatistics1-Proportion3.3、Stat>BasicStatistics3.3、Stat>BasicStatistics1-Variance3.3、Stat>BasicStatistics3.3、Stat>BasicStatistics3.4、方差分析（ANOVA)ANOVAOneWayANOVA3.4、Stat>ANOVAGeneralLinearModel3.4、Stat>ANOVA3.4、Stat>BasicStatistics3.4、St