Minitab简易教学

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在Month的开始值下输入1 在Year下输入2000.
在各对话框单击OK.
Minitab
2、Graph
Graph> Time Series Plot
Time Se ri es Pl ot o f S al es
450
ABCSALES.MTW
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AdAgency Alpha Omega
400
Sales
Minitab
3.1、Stat>Basic Statistics 21 Stat>Basic Statistics >Display Descriptive Statistics
Minitab
3.1、Stat>Basic Statistics 22 Stat>Basic Statistics >Display Descriptive Statistics
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95% Confidence Interval for Mean 95% Confidence Interval for Median 95% Confidence Interval for StDev 95% Confidence Intervals
Mean Median 68 70 72 74 76
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Keyboard shortcuts
Show Show Show Edit
worksheets folder: Ctrl+Alt+D
graphs folder:
session folder:
Ctrl+Alt+G
Ctrl+Alt+M Ctrl+E
last dialog:
Minitab
线延伸到上下限范围内的最高、最低值
Third Quartile Median
Outliers (飞点)– 超出上或下限的点) Upper Limit = Q3 + 1.5(Q3-Q1) Lower Limit = Q1 - 1.5(Q3-Q1)
First Quartile Whisker
Minitab
Individual Value Plot of Height vs Sex
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Session 窗口
Height
74 72
Descriptive Statistics: Height
Height 1
平均的标准误差 =σ/ n
70 68 66 64
Variable Sex N N* Mean SE Mean StDev Minimum Q1 Median Q3 57 0 70.754 0.342 2.583 66.000 69.000 71.000 73.000
Minitab
2、Graph
Graph>Scatterplot
7.5 7.0 6.5
FlashRecov
Batteries.MTW
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Scatterplot of FlashRecov vs VoltsAfter
Formulation New Old
6.0 5.5 5.25 5.0 4.5 4.0 3.5 0.9 1.0 1.1 1.2 1.3 VoltsAfter 1.4 1.5
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或者Stat > Time Series > Time Series Plot.
3 4 5 选择With Groups, 单击 OK. 在Series,输入sales. 在Categorical variables for grouping (1-3), 输入AdAgency. 6 单击Time/Scale. 7 在Time Scale选Calendar 然后选择 Month Year.
选择“Graphical Summary”
Minitab
2、Graph
Graph>Boxplot
(Box Plot 是一种将所有的数值排序后的图形 表示)
（Box Plot 包含有箱子, 胡须 (whiskers),
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Outlier Whisker
飞点 (outliers))
Whisker-(胡须)上下胡须是从四分位
Minitab
2、Graph
Graph>Histogram
用CAP .MTW中的数据，创建柱形图以 描述频率分布的形状)
In
Histogram of Torque
Normal 18
CAP .MTW
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Minitab:Graph>Histogram…
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Frequency
Mean 21.26 StDev 6.422 N 68
2、Graph
Boxplot Example
1 打开CARPET.MTW.
2 选择Graph > Boxplot 3 选择One Y下的With Groups. 单击OK.
CARPET .MTW
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4 在Graph variables, 输入Durability. 5 在Categorical variables for grouping (1-4, outermost first), 输入Carpet. 6 7 单击Labels, 然后选中 Data Labels. 在Label标签里, 选择Medians. 选中 Use y-value labels. 单击OK. 8 9 选中Data View. 在Categorical variables for attribute assignment, 输入Carpet. 在各对话框单击OK.
62 60 1 Sex 2
2 35 0 65.400 0.433 2.563 61.000 63.000 65.500 68.000
Variable Sex Maximum Height 1 2 75.000 70.000
Height
Boxplot of Height
76 74 72 70 68 66 64 62 60 1 Sex 2
Minitab
2、Graph
Stat>Basic Statistics >Normality Test18
Pr ob ab i lity P lo t o f At o BD is t
Normal
99.9 99 95 90 80 70 60 50 40 30 20 10 5 1 0.1 Mean StDev N AD P-Value 0.4417 3.491 125 0.891 0.022
Durability
15.0
13.52
12.5 10.0
8.625
12.895
7.5 5.0 1 2 Carpet 3 4
Minitab
2、Graph
Graph> Time Series Plot
1 打开 ABCSALES.MTW. 2 选择Graph > Time Series Plot
ABCSALES.MTW
Minitab
3.1、Stat>Basic Statistics 23 Stat>Basic Statistics >Store Descriptive Statistics
将所需要的分析性数据存储在worksheet 中
Minitab
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3.2、相关与回归
Minitab
3.2、Stat> Correlation and Regression
Percent
-10
-5
0 AtoBDist
5
10
Minitab
19
3.1、基本统计量分析
Minitab
3.1、Stat>Basic Statistics 20 Stat>Basic Statistics >Display Descriptive PULSE.MTW Statistics
1 打开 PULSE.MTW.
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2、基本图形分析
Minitab
2、Graph
Graph
Graph>……
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常见图形
Scatterplot Histogram
Boxplot
Time series plot
Minitab
2、Graph
Graph>Scatterplot
1 打开 BATTERIES.MTW. 2 选择 Graph > Scatterplot. 3 选择 With Regression and Groups, 然后 OK. 4 在Y variables, 输入FlashRecov. 在Xvariables,
Statistical Analysis with Minitab 15 分析简易清楚版
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Minitab
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1、Minitab的基本操作
Minitab
1、Basics
Minitab Basics - Layout
Minitab有五 个标准窗口:

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Session
Project Manager
Graph Data Worksheet
Minitab
Leabharlann Baidu
1、Basics

Open a project (worksheet):
File>open File>new>
Open a project and shortcut key
project (open worksheet) minitab project (worksheet)
Batteries.MTW
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输入VoltsAfter.
5 在Categorical variables for grouping (0-3), 输入 Formulation.
6 单击Scale, 然后选择 Reference Lines.
7 在Show reference lines at Y values,输入5.25. 单击各对话框OK.
Correlations (Pearson) Correlation of Y and X = 0.878
Minitab
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200 Month 一月 Year 2000 五月 九月 一月 2001 五月 九月
Minitab
2、Graph
Stat>Basic Statistics >Normality Test17
1 打开 CRANKSH.MTW. 2 选择 Stat > Basic Statistics > Normality Test. 3 在Variable, 输入 AtoBDist. 单击OK.
2 选择Stat > Basic Statistics > Display Descriptive Statistics. 3 在 Variables, 输入Height. 4 在By variable, 输入Sex.
5 单击Graphs 选中Boxplot of data and Individual value plot. 6 在各对话框单击OK.
Correlation
• 打开文件 DM Correlation – Regression.mpj, worksheet Correlation Example.mtw -- Measurement data • 我们先逐个分析 X 和Y, 及X2 和 Y2之间的关系.
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相关系数
r
Correlations (Pearson) Correlation of Y2 and X2 = 0.391
S u mmar y fo r P ulse 1
Anderson-Darling Normality Test A-Squared P-Value Mean StDev Variance Skewness Kurtosis N Minimum 1st Quartile Median 3rd Quartile Maximum 70.590 68.000 9.615 0.98 0.013 72.870 11.009 121.192 0.397389 -0.442443 92 48.000 64.000 71.000 80.000 100.000 75.149 74.000 12.878
8 6 4 2 0 6 12 18 24 Torque 30 36
Minitab
2、Graph
Histogram – Another Option…
1 打开 PULSE.MTW.
PULSE .MTW
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2 选择 Stat > Basic Statistics >
Graphical Summary. 3 在Variables, 输入Pulse1. 选择OK.
Minitab
2、Graph
Boxplot Example
CARPET .MTW
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Minitab
2、Graph
Boxplot – Another Option…
Bo xpl ot o f D urab il i ty
22.5 20.0 17.5
CARPET .MTW
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19.75
Carpet 1 2 3 4