Statistics 462 Handout
Montgomery's Example 3.1: Fiber Strength
JMP Analysis
1. Start JMP:
2. Add 25 rows:
3. Add two columns.
4. Replace column headings with appropriate names, enter
the data, and save the file under an appropriate name:
5. To obtain box plots change the column "Cotton Percentage"
from C (continuous) to N (nominal):
and select Fit by X from the Analyze menu:
6. Assign the columns as follows:
to get the plot:
7. Go to the Display triangle menu:
to get the box plots:
8. To find more about this plot select the ? tool
from the Tools menu and click on the plot with the question mark:
to get the following explanation:
