## Note Taking Guide 1.5

1.05 Descriptive Modeling and Accuracy Essential Questions After completing this lesson, you will be able to answer the following questions: How do you define the appropriate quantities to model a situation or description? How do you choose the level of accuracy given the limitations of a situation? Main Idea (page #) DEFINITION OR SUMMARY EXAMPLE Precision Versus Accuracy Precision: _________________ Accuracy: _________________ Significant Figures Counting the amount of digits: How many significant figures would each have? 5.01 ___ significant figures 11 ____ 1.2 ____ 5.00____ Find the area of the rectangle with the following measurements: length= 8.2cm width= 10.4cm What would you need to round to based on the number of significant figures? ____