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Created by Inna Shapiro ©2008 ! Problem 1 Two friends played chess for three hours. For how long did each of them play?
©1999 Addison Wesley Longman Slide 1.1 The Challenge of Applying IT Successfully 1.
Chapter 31 Why College Textbooks Cost So Much Copyright © 2010 by The McGraw-Hill Companies, Inc. All rights reserved.McGraw-Hill/Irwin.
STATISTICS: TYPES OF VARIABLES Claire 12B. Qualitative Variables A qualitative variable is a categorical variable that represents different groups and.
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