July 2019
Beginner to intermediate
740 pages
16h 52m
English
Content preview from Hands-On Data Analysis with Pandas
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Exploratory data analysis
During EDA, we use visualizations and summary statistics to get a better understanding of the data. Since the human brain excels at picking out visual patterns, data visualization is essential to any analysis. In fact, some characteristics of the data can only be observed in a plot. Depending on our data, we may create plots to see how a variable of interest has evolved over time, compare how many observations belong to each category, find outliers, look at distributions of continuous and discrete variables, and much more. In Chapter 5, Visualizing Data with Pandas and Matplotlib, and Chapter 6, Plotting with Seaborn and Customization Techniques, we will learn how to create these plots for both EDA and presentation. ...
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