Sharpe Ratio is the most extensively used metric in the finance world to evaluate the performance of an investment.…

Stem and leaf plot is used to plot for a numerical variable. It’s essentially a way to list our…

In data analysis, identifying outliers with the box plot  rule helps pinpoint data points that significantly deviate from the…

Creating good graphics is a very important part of data visualization. Data visualization is not a science this is…

In the previous article we discussed how to visualize two categorical variables through dodged, staked bar graphs. Another way…

One issue with range and the interquartile range (IQR) both is that they don’t include information from all the…