ChaPTER 9 Estimation from sample data to accompany Introduction to business statistics fourth edition by ronald M. Weiers Presentation by priscilla chaffe-Stengel Donald n. Stengel o The Wadsworth GroupCHAPTER 9 Estimation from Sample Data to accompany Introduction to Business Statistics fourth edition, by Ronald M. Weiers Presentation by Priscilla Chaffe-Stengel Donald N. Stengel © 2002 The Wadsworth Group