A/B Testing: An Essential Practice for Data-Driven Decisions
What is AB test, how is it useful/why is it a good practice? Common test statistics Example Average revenue per user t distribution t...
Recent Posts
IoT Solution: Temperature and Humidity Measurements
The Internet of Things (IoT) revolutionizes how devices interact with each other and their environment. In this post, we explore how to build a robust IoT so...
Using Monte Carlo to estimate π
When you have to solve a computationally intensive problem, you can try to solve it using a Monte Carlo method. We draw a random sample and use the informati...
Water Flow Grid Problem
Imagine you have a grid where in the top layer at one place a source of water resides. The water can flow through that grid from the top to the bottom. Withi...
Predictive Maintenance
Machines require regular maintenance to avoid breakdowns. When machines fail on a production line, downtime disrupts operations. To monitor a machine’s healt...
Predictive Maintenance
This post utilizes a publicly available dataset, which can be accessed at DOI.
Common Data Science Workflow
A workflow in Data Science should consist of the following steps: Exploratory Data Analysis (EDA) Data Cleansing Model Selection Model Training and ...
Bayesian model comparison
With few information one can estimate how likely the outcome of a test for a disease is. Let $M$ denote that a patient has a particular disease and $M^\prime...