Those features which contain constant values (i.e. only one value for all the outputs or target values) in the dataset are known as Constant Features.… Read More

# Tag Archives: data-science

In statistics, Levene’s test is an inferential statistic used to evaluate the equality of variances for a variable determined for two or more groups. Some… Read More

What is correlation test? The strength of the association between two variables is known as the correlation test. For instance, if we are interested to… Read More

Multicollinearity occurs when there are two or more independent variables in a multiple regression model, which have a high correlation among themselves. When some features… Read More

Data Science is the most revolutionary field in the tech industry these days! All companies, whether they are smaller businesses or tech giants, use data… Read More

Power BI is a Data Visualization and Business Intelligence tool by Microsoft that converts data from different data sources to create various business intelligence reports.… Read More

There is more data being produced daily these days than there was ever produced in even the past centuries! In such a scenario, Data Science… Read More

Imagine a small company that wants to use data analytics to improve their services and gain an edge over their competitors. This company generates some… Read More

Packages in the R language are a collection of R functions, compiled code, and sample data. They are stored under a directory called “library” in… Read More

The Wilcoxon signed-rank test is a non-parametric statistical hypothesis test used to compare two related samples, matched samples, or repeated measurements on a single sample… Read More

Correlation is a statistical measure that indicates how strongly two variables are related. It involves the relationship between multiple variables as well. For instance, if… Read More

Data Science is one of the in-demand technologies of 2020 and if we wish to learn and make a career out of it, then there… Read More

Time Series Analysis is a way of analysing and learning the behaviour of datasets over a period. Moreover, it helps in learning the behavior of… Read More

The Kolmogorov-Smirnov Test is a type of non-parametric test of the equality of discontinuous and continuous of a 1D probability distribution that is used to… Read More

The concept used to generalize the solution of a linear equation is known as Moore – Penrose Pseudoinverse of a matrix. Moore – Penrose inverse… Read More