Chapter 5 - - http://www.asdk12.org/staff/goniwiecha_jon/pages/AlgCh5.htm
AP Statistics
Chapter 2 - http://www.asdk12.org/staff/goniwiecha_jon/pages/preCalcChapt2.mht
Chapter 3 - http://www.asdk12.org/staff/goniwiecha_jon/pages/preCalcChapt3.htm
Chapter 7 - http://www.asdk12.org/staff/goniwiecha_jon/pages/preCalcChapt7.htm