Chapter 2 Continued -Visualizing_Variability

Displaying categorical data displaying categorical

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Unformatted text preview: ng Categorical Data Displaying Categorical Data Describing Numerical Data Misleading Graphs Interpreting Graphs Review Chapter 2 What is Data Visualization? “Data Visualization: is the presenation of data in a pictorial or graphica format.” SAS incorporation Why is it important? Good data visualization captures the essence of data - without oversimplifying. The process of data analysis is one that to a great extend involves using our eyes. There is an intimate connection between seeing clearly and thinking clearly We use our eyes in collaboration with our brains to make sense of information Dai-Trang Le Chapter 2 (continued)- Data Visualization - Picturing Varia What is Data Visualization? Displaying Categorical Data Displaying Categorical Data Describing Numerical Data Misleading Graphs Interpreting Graphs Review Chapter 2 What is Data Visualization? “Data Visualization: is the presenation of data in a pictorial or graphica format.” SAS incorporation Why is it important? Good data visualization captures the essence of data - without oversimplifying. The process of data analysis is one that to a great extend involves using our eyes. There is an intimate connection between seeing clearly and thinking clearly We use our eyes in collaboration with our brains to make sense of information Dai-Trang Le Chapter 2 (continued)- Data Visualization - Picturing Varia What is Data Visualization? Displaying Categorical Data Displaying Categorical Data Describing Numerical Data Misleading Graphs Interpreting Graphs Review Chapter 2 What best describes your Learning Style? Most of us are visual learners. What do you see wrong with the summary above? Dai-Trang Le Chapter 2 (continued)- Data Visualization - Picturing Varia What is Data Visualization? Displaying Categorical Data Displaying Categorical Data Describing Numerical Data Misleading Graphs Interpreting Graphs Review Chapter 2 What best describes your Learning Style? Most of us are visual learners. What do you see wrong with the summary above? Dai-Trang Le Chapter 2 (continued)- Data Visualization - Picturing Varia What is Data Visualization? Displaying Categorical Data Displaying Categorical Data Describing Numerical Data Misleading Graphs Interpreting Graphs Review Chapter 2 What best describes your Learning Style? Most of us are visual learners. What do you see wrong with the summary above? Dai-Trang Le Chapter 2 (continued)- Data Visualization - Picturing Varia What is Data Visualization? Displaying Categorical Data Displaying Categorical Data Describing Numerical Data Misleading Graphs Interpreting Graphs Review Chapter 2 Directed versus Exploratory Approaches “Do you see what I see?” Directed Analysis begins with a specific question that you wish to answer, then proceed a search for the data that may result in finding the answer. Exploratory Analysis begins by looking at the data w.o predetermining what you expect to find, then proceed to noticing things in the data that are interesting and asking a question about it, then proceed in the directed path in search of the Le answer. Da...
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