2. Basic Command
Example 2-1: tensile
7226, 7301, 7219, 7350, 7170, 7377,
7150, 7398
Basic command
1. Open the worksheet sample.MTW
2. Sort the data
1. Data-> Sort
2. Double click on C1 tensile on the left
side.
3. Click in the By Column box, then
double click again on C1 tensile on
the left pane. Don’t check
Descending, if you want increasing.
4. Click on the circle Column(s) of
current worksheet, fill in C2
3. Basic Command
Basic command
3. Random data
1. Calc-> Random data->Normal
2. Number of rows of data to
generate 100. Store in
column(s): C3
3. Mean: 7274, Standard
deviation: 95.6
4. Simple Analysis
Sample mean and sample variance
1. Stat -> Basic Statistics -> Display
Descriptive Statistics
In the Display Descriptive Statistics
dialog box
◦ Double click C3 S tensile to
Variables
◦ Click Statistics dialog box
12. Histogram
Fix number of intervals
After obtained result of histogram
1. Double click X Scale ->
Display Edit Scale
2. Choose Binning
-> Number of intervals -> 10
13. Pareto
1. Stat -> Quality Tools -> Pareto Chart
2. Double click C1 Type -> Defects or attribute data in:
3. Double click C2 HullLosses -> Frequencies in:
4. Check: Do not combine
15. Box Plot
Single variables
1. Graph -> Boxplots- > Simple
2. Dialog box: Boxplot – One Y, Simple
1. Double click C1 Strength to Box: Graph
variables
2. Click: Data View command
-> Check: Inter quartile range box,
Outlier symbols -> OK -> OK
16. Box Plot
Comparison
1. Graph -> Boxplots- > With Groups
2. Dialog box: Boxplot – One Y, With Groups
1. Double click C1 Strength to Box: Graph variables
2. Double click C2 Status to Box: Categorical
variables for grouping
3. Click: Data View command
-> Check: Inter quartile range box,
Outlier symbols -> OK -> OK
17. Time Series Plots
1. Graph -> Time Series Plot
-> Simple
2. Double click C1 Strength
to Box: Series: -> OK
29. Scatter Plot: Correlation & P-Value
Correlations: Pull Strength, Wire Length
Pearson correlation of Pull Strength and Wire
Length = 0.982
P-Value = 0.000
Correlations: Pull Strength, Die Height
Pearson correlation of Pull Strength and Die
Height = 0.493
P-Value = 0.012
30. Marginal Plots
with Dot Plot
1. Graph -> Marginal Plots
-> with Dotplots
2. Dialog box: Marginal Plot with Dotplots
1. Double click C1 Strength to Y variable
2. Double click C3 time to X variable
3. Click: Marginal Options
4. Check: Dotplot and Y only
5. OK -> OK