Slide 1 Slide 2 Data Mining Techniques and Applications, 1 st edition Hongbo Du ISBN 978-1-84480-891-5 © 2010 Cengage Learning Chapter Three Data, pre-processing and exploration…

Slide 1 Chapter 2 Section 3 Slide 2 Objectives Be able to define: accuracy, precision, percent error, significant figures, scientific notation, conversion factor, hyperbola.…

Slide 1 Slide 2 Accuracy and Precision Accuracy is the closeness of measurements to the correct or accepted value of the quantity measured. Precision is the closeness of…

Slide 1 most scientific advances result from carefully planned investigation. Scientific Method a logical approach to solving problems. Observing collecting data measuring…

Slide 1 Ch 3 Scientific Measurement Accuracy refers to the closeness of measurements to the correct or accepted value of the quantity measured. Precision refers to the closeness…

Dimensional Analysis UNIT 1 (Chapter 2) Units of Measurement Accuracy and Precision (dart board example) Accuracy- How close you are to the mark you are trying to hit Closeness…

Objectives Distinguish between accuracy and precision. Determine the number of significant figures in measurements. Perform mathematical operations involving significant…

Chapter 2 â Measurements and Calculations Evidence of Chemical Change Evolution of a Gas (Bubbles, Odor) Formation of a Precipitate (Formation of Cloudiness in a Clear Solution,…

Chapter Two Significant Figures Accuracy vs. Precision Most people think they mean the same thing In science, however, they have two very distinct meanings Accuracy Refers…

Preview Lesson Starter Objectives Accuracy and Precision Significant Figures Scientific Notation Using Sample Problems Direct Proportions Inverse Proportions Chapter 2 Section…