Harish DaryaniOperating Leverage — a double edged sword for businessThe word leverage is derived from the word lever. A lever is a simple machine that is used to reduce the effort to lift heavy objects as…Jun 9Jun 9
Harish DaryaniBase Rate Neglect — A common fallacyLet’s say there is an outbreak of a certain disease in your town.Mar 12, 2023Mar 12, 2023
Harish DaryaniHow “not to” tell a story from dataWhat if I told you, data shows people who smoke more cigarettes are less likely to get severe Covid.Nov 13, 2022Nov 13, 2022
Harish DaryaniMoving averagesOftentimes we find ourselves looking for trends in data presented to us on a daily basis. Common examples are stock prices, website traffic…Aug 21, 2022Aug 21, 2022
Harish Daryani“Always” start your bar charts at zeroIt’s great to represent data visually with an aim of uncovering insights and communicating effectively from data.Mar 18, 2022Mar 18, 2022
Harish DaryaniPolynomial terms in a regression modelLet’s say you have a dataset containing test scores of students and number of hours they studied a day before the test.Jan 2, 2022Jan 2, 2022
Harish DaryaniInteraction effects in machine learningAs an analyst you want to get the most out of your regression model. While you are often limited (or spoilt) by the number of features in…Dec 19, 2021Dec 19, 2021
Harish DaryaniWhat really is an insight ?More data is being collected now than ever before. So much so, that the lines between data analysis and insight frequently blur.Nov 21, 2021Nov 21, 2021
Harish DaryaniFeature scaling in machine learningLet’s say you run into a dataset of house prices in your locality with their corresponding area in square feet. You being a data enthusiast…Oct 28, 2021Oct 28, 2021
Harish DaryaniFrom samples to populationMore often than not, the data we get for analysis is not about the entire population we wish to study — it’s a sample.Sep 11, 2021Sep 11, 2021
