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

Unlike the mean and median, which represent average and middle values respectively, the mode identifies the most frequently occurring…

There are two main kinds of studies, observational studies and, experimental studies. The statistical process can be viewed in…

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

So, let’s look at another example to understand tabulating the two categorical variables. In previous article we have described…

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