You might have heard “Genetic algorithm” in biology, but ever wondered how this algorithm is applied to data science? For a large dataset (where the number of features is huge), it’s really difficult to select features only through the filter,…
The Chi-Square test provides an important statistical measure for the relationship between categorical variables. Table of Content Important terms to understand chi square test Need of chi square test Assumptions taken before applying chi square test Statistical functions used to…
Through data wrangling, we have seen basic pre-processing methods to make the data in usable form. So just think, what should be our next step..? Exploratory Data Analysis In simple terms, every process gives insights into data. Now questions is,…
Let’s take first step towards journey of being a data scientist.. For any manipulation, we need to understand the data first. Basically, data is of two types: Unstructured: A form of data, where data points are not in a particular…