AP Stats
Subject:
Statistics [1]
Copyright ? 2010 Pearson Education, Inc. Chapter 4 Displaying and Summarizing Quantitative Data Copyright ? 2010 Pearson Education, Inc. Slide 4 - 3 Dealing With a Lot of Numbers? n Summarizing the data will help us when we look at large sets of quantitative data. n Without summaries of the data, it?s hard to grasp what the data tell us. n The best thing to do is to make a picture? n We can?t use bar charts or pie charts for quantitative data, since those displays are for categorical variables. Copyright ? 2010 Pearson Education, Inc. Slide 4 - 4 Histograms: Displaying the Distribution of Earthquake Magnitudes n The chapter example discusses earthquake magnitudes. n First, slice up the entire span of values covered