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

When analyzing distributions, we often discuss their modalities. The modalities is the number of peaks they exhibit. A distribution…

Stock Traders look for various signal like GDP, inflation rate, interest rate to predict the future economic condition. One…

1. “Fallen angels will all go back up, eventually.” A “fallen angel” is a stock that once performed well…

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

There is an important distinction between a sample of data and population of data. So, let’s take a research…