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

One of the way to measure the variability is to calculate the difference of each observation from the mean.…

In a box plot, the “box” represents the interquartile range (IQR) of the data. Inside the box, you find…

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

The Challenger disaster occurred on January 28, 1986, during the launch of the Space Shuttle Challenger. The Space Shuttle…

The basic principle of how stock prices move is based on market demand and supply. When there are more…