May 9, 2021 How to Measure Contingency-Coefficient (Association Strength) Association strength, when the hypothesis of independence of attributes in a contingency table is rejected by performing a chi-square test, ensures the association between…

May 8, 2021 Power analysis in Statistics with R Power analysis in Statistics, there is a probability of committing an error in making a decision about a hypothesis. Hence two types of errors…

May 7, 2021 Principal component analysis (PCA) in R PCA is used in exploratory data analysis and for making decisions in predictive models. PCA commonly used for dimensionality reduction by using each data…

May 6, 2021 Class Imbalance-Handling Imbalanced Data in R Class Imbalance classification refers to a classification predictive modeling problem where the number of observations in the training dataset for each class is not…

May 5, 2021 Stock Prediction-Intraday Trading Stock Prediction-Intraday is one of the trading norms of the stock market, buy shares at the opening time of the market and then sell…

May 4, 2021 Exploratory Data Analysis (EDA) Exploratory Data Analysis is one of the critical processes of performing initial investigations on data analysis. Basic idea is to discover the patterns, anomalies,…

May 3, 2021 Random Forest Feature Selection Random Forest feature selection, why we need feature selection? When we have too many features or variables in the datasets and we want to…

May 2, 2021 Linear Discriminant Analysis in R linear discriminant analysis, originally developed by R A Fisher in 1936 to classify subjects into one of the two clearly defined groups. It was…

May 1, 2021 Customer Segmentation K Means Cluster Customer segmentation is the process of separation of customers into groups based on common characteristics or patterns so companies can market their products to…

April 30, 2021 KNN Algorithm Machine Learning knn algorithm machine learning, in this tutorial we are going to explain classification and regression problems. Machine learning is a subset of artificial intelligence…