File 449931 is a 3.7MB Acrobat (PDF)
Last Modified: 2021-07-09 15:34:54
The file is referred to in 1 page
Dr. Barbara Tewksbury of Hamiltons College created this exercise and it was posted on the SERC website at Carleton College; I downloaded it and have modified it slightly.
This item is in the public domain
and maybe reused freely without restriction.