# Tag: data analytics

## Linear Algebra – Vectors

Notes on vectors and their properties. Explains spans, subspaces, dot products, basis, norms etc.

26/10/2020

## K means clustering

K means clustering explained using customer segmentation in R. Touches on Silhouette statistic, Calinski and Harabasz index and Elbow curve.

28/12/2019

## Hypothesis test for population parameters

Discussion on hypothesis testing. Introduction to z-test and t-test, Code for visualization of z-test and t-test.

15/06/2019

## All you ‘really’ need to know | Python Notebook | Advanced – Pandas

It’s pretty obvious to summon the fact that you wouldn’t have clicked on this article if you have no understanding of the basics and intermediate level concepts of Python. You have? Then it is fair enough to go ahead with this article. You are confused with some basic stuffs, or perhaps forgot about it? I…

06/02/2019

16/01/2019

## Why are basics important?

Explains why basics are important using a simple example.

08/01/2019

## Time series EDA

Tutorial on Time Series EDA. Contains time plot, seasonal plots and correlogram plots (ACF) for in-time problem with reusable R code.

28/12/2018

## Multivariate Analysis

Tutorial on Multivariate analysis which is the second part of EDA. Explained using in-time problem with reusable R code.

18/12/2018

## Handling Google maps location data

Getting traffic, vehicle used, location and journey time from Google Maps. Integrating these factors for in-time problem.

12/12/2018

## Univariate Analysis on in-time

Tutorial on Univariate analysis which is the first part of EDA. Explained using in-time problem with reusable R code.

30/11/2018