Let’s assume you are a math’s teacher interested in finding the average of the math’s score of last five students – he is interested in finding why they are performing poor. How will he proceed?

One of the best ways to find how your data is behavi...

Two dimensional lookup is obvious – we have a ...

Let’s assume you are a math’s teacher in...

Accounts finance and marketing people are often conc...

We encounter this problem of numbers behaving as tex...