DC Statistics Textbook: 
Brase, Charles Henry. Brase, Corrinne Pellillo. Understandable Statistics: Concepts and Methods, 11th Edition, Stamford: Cengage Learning, 2015. 
ISBN: 978-1285460918
 
DC College Algebra Textbook: 
College Algebra, 11th edition, Lial, Hornsby, Schneider, Daniels.
ISBN-13: 978-0321671790
 
Update: There are class sets for both textbooks. Only purchase a book if you want one at home!