The Scatter Plot plots observations based on its x and y coordinates.
1. Choose ProcessMA > Graphs > Scatter Plot.
2. In Variable (Y), select the column containing the Y-coordinates.
3. In Variable (X), select the column containing the X-coordinates
4. Click OK.
Note To select a column of data into a textbox, double-click on any of the column names shown in the list on the left of the dialog box while in the textbox.
Variable (Y): Numeric.
Variable (X): Numeric.
You want to model the relationship between the size of the valve and the speed of the machine. You collected data on various settings of the valve size and the resultant speed of the machine. You want to visualise the relationship in a Scatter Plot.
1. Open worksheet ProcessMA > Tools > Data Files > Regression.xls.
2. Choose ProcessMA > Graphs > Scatter Plot.
3. In Variable (Y), select A – Speed.
4. In Variable (X), select B – Valve.
5. Click OK.
