Exploratory Data Analysis
Steps: 1)Viewing the data
head(),tail(),shape,info()
What columns do I have?What types of data?
2)Summary Statistics mean,median,mode,std.min,max,quartiles Help understand spread and central tendency
3)Value counts How many unique values in a column? Great for categorical columns
4)Missing value Analysis What are the gaps? What percent of data is missing?
5)Visulaizations Histogram → Distribution of values Boxplots → Outliers and spread Bar plots→ Comparision of catagories Corealtion Heatmaps →Linear relationships betwee Scatter plots