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Recent Posts

Introduction to Power BI

Time Series Forecasting Using R: A Starter Pack Some basic theoretical ideas needed before we proceed: - Time Series Data – A time series is a set of observations on the values that a variable takes at different times. Such data may…

dplyr package in R

dplyr package in R WHAT IS "dplyr"? "dplyr" package, widely used in R, is basically a grammar of data manipulation. It is written and maintained by Hadley Wickham. WHY "dplyr"? The package helps in transformation and summarization of data…

SEGMENTATION OF CUSTOMERS USING RFM MODEL

Customer Lifetime Value Customer Lifetime Value (CLV), also known as Life-time Value (LTV), is the present value of the future cash flows from the customer during his or her entire relationship with the company. In other words, the dollar…

Python pandas library for DataScience

Merging Dataframes pandas provides various facilities for easily combining together Series, DataFrame, and Panel objects with various kinds of set logic for the indexes and relational algebra functionality in the case of join / merge-type…

Applied Data Science with Python – Part 2

The Series Data Structure We will quickly start with, non-comprehensive overview of the fundamental data structures in pandas. The fundamental behavior about data types, indexing, and axis labeling / alignment apply across all of the…

Applied Data Science with Python – Part 1

The Python Programming Language: Functions add_numbers is a function that takes two numbers and adds them together. add_numbers updated to take an optional 3rd parameter. Using print allows printing of multiple expressions within a single…