PinnedMember-onlyWhat Really is R2-Score in Linear Regression?One of the most important metrics for evaluating a continuous target regression model — There are so many different metrics that can be used for evaluating regression models. In this article, we discuss several metrics that can be used for continuous target variable regression models. Among the many, R2 Score remains the most popular metric. Metrics for Continuous Target Regression If you are performing regression for a continuous outcome…Data Science3 min readData Science3 min read

Published inPersonal Finance Analytics·May 23Member-onlyInvestment Advice from ChatGPTWhat stocks to invest in to produce 10 times return? — I asked ChatGPT the following: What stocks to invest in to produce 10 times return? Here is the response from ChatGPT: As an AI language model, I cannot provide specific investment advice or predict future stock performance. Investing in stocks involves inherent risks, and it’s essential to conduct thorough research…Investing2 min readInvesting2 min read

Published inModern Physics·May 22Member-onlyNewton’s Universal Gravitational Constant — Why it mattersA finely-tuned universal constant with far-reaching implications — Newton’s universal gravitational law states that every two masses attract each other with a force whose magnitude is proportional to the product of the masses, and inversely proportional to the square of the distance between the two masses. Newton’s universal gravitational law can be expressed mathematically asPhysics4 min readPhysics4 min read

Apr 18Member-onlyChatGPT for Data VisualizationChatGPT can teach you the basics of data visualization — Authors: Benjamin O. Tayo and Gideon Takor Benjamin O. Tayo LinkedIn Profile: https://www.linkedin.com/in/benjamin-o-tayo-ph-d-a2717511/ Gideon Takor LinkedIn Profile: https://www.linkedin.com/in/gideon-takor-mba-28835820/ ChatGPT can teach you the basics of data visualization. If you have an account on openai.com, you can use the queries presented below to learn the basics of data visualization.ChatGPT6 min readChatGPT6 min read

Apr 9Member-onlyData Visualization — Line PlotLearn the basics of data visualization using line plots After reading this article, the reader will learn the following: Define a line plot Generate a line plot using python Fit a simple linear regression model and visualize the result using a line plot Learn about data visualization using scatter plots…Data Science3 min readData Science3 min read

Apr 9Member-onlyData Visualization — Scatter PlotLearn the basics of data visualization using scatter plots After reading this article, the reader will learn the following: Define a scatter plot Generate a scatter plot using python Interpret a scatter plot To learn about data visualization using line plots, please see the link below: Data Visualization — Line Plot Learn the basics of data visualization using line plotsbenjaminobi.medium.com A scatter plot is…Data Science2 min readData Science2 min read

Published inPersonal Finance Analytics·Mar 18Member-onlyBuild Wealth by Minimizing Your ExpensesMost people focus on increasing income, rather than minimizing expenses — With the right strategy, everyone can build wealth over time irrespective of their income. The math is pretty simple, if you keep your expenses well below your income, you will have extra money each month to put into a savings or investment account. When it comes to wealth building, most…Personal Finance3 min readPersonal Finance3 min read

Mar 17Member-onlyLinear Algebra for Data Science — MatricesBasic matrix concepts used in data science and machine learning — After going through this article, the reader should learn the following: Definition of Matrices Matrix multiplication Apply matrix multiplication to linear regression Inverse of a matrix Eigenvalues Eigenvectors To learn more about the use of vectors in data science and machine learning, see the article below: Linear Algebra for Data Science — Vectors Basic vector concepts used in data science and machine learningbenjaminobi.medium.comData Sciene4 min readData Sciene4 min read

Mar 16Member-onlyLinear Algebra for Data Science — VectorsBasic vector concepts used in data science and machine learning — After going through this article, the reader should learn the following: Definition of Vectors Perform addition and subtraction of vectors Perform scalar multiplication of vectors Use scalar multiplication for feature engineering Define dot product of vectors Use dot products to calculate correlation coefficient To learn more about the use of…Data Science3 min readData Science3 min read

Jun 7, 2022Member-onlyHow to Manage Your Data Science Project4 steps for managing a data science project — Key takeaways Executing a data science project requires good planning Good planning and preparation will not only improve productivity, but it will help avoid potential pitfalls and roadblocks that could be encountered during project execution Benjamin Franklin once said: “By failing to prepare, you are preparing to fail.” This article will discuss…Data Science3 min readData Science3 min read