Click the link below and save the following JMP file to your Desktop:
Now go to your Desktop and double click on the JMP file you just downloaded.
This action will start JMP and display the content of this file:
Notice that this table has 931 rows. We are going to select a simple random sample of size fifty from this large data set.
Click the Table menu and select Subset:
Click the button next to Random - sample size: and type 50 in the text
box next to this selection.
You should now see:
You should see something similar to the following.
(Don't expect your random sample data table to look exactly like this one!)
File, then Save.
Save this file to your desktop (or wherever you like) for future use.