PinnedFrequently asked questions on linear regression in a Data Science Interview!Introduction Linear Regression is a supervised machine learning technique and is a commonly used algorithm used for predictive analysis. In this article, we will discuss the most important questions on Linear Regression. Let’s get started! 1. What is Linear Regression Algorithm? It is a supervised machine learning algorithm that finds the linear relationship between independent and dependent…Linear Regression9 min readLinear Regression9 min read
PinnedPerforming Exploratory Data Analysis in Python.Exploratory Data Analysis is the process of performing initial investigations on data to discover patterns, spot outliers, and test hypotheses with summary statistics and graphical representations. To share my understanding of the concept. I’ll take an example of the loan acceptance data set and will explore it using python. Data Description Download…9 min read9 min read
Mar 10, 2022Send Emails Using PythonIn this article, we would learn to send emails using Python. Sending emails manually is a time-consuming and error-prone task, but it’s easy to automate this task using python. Step 1: Set up a new Gmail account If you decide to use a Gmail account for sending the emails then…Python Email2 min readPython Email2 min read
Mar 10, 2022Can Decision Tree be used for Regression problems?A regression tree is basically a decision tree that is used to predict continuous valued outputs. In decision trees for classification, the tree splits on the basis of entropy and information gain. However, since we are predicting the continuous variables, entropy cannot not be used instead mean square error is…Decision Tree2 min readDecision Tree2 min read
Mar 28, 2021SQL Interview QuestionsQues 1: What is SQL? Answer 1: SQL stands for Structured Query Language. It is the primary language used to interact with databases. With the help of SQL, one can extract data from a database, modify this data and also update it whenever there is a requirement. Ques 2: What…Sql Interview Questions10 min readSql Interview Questions10 min read
Jan 29, 2021Excel Shortcut Keys for Increasing Work Efficiency- Part 2There is no denial that shortcuts make one life easier. Some of the most important Microsoft Excel Shortcuts for windows are:- 1 Ctrl + 5: For putting a strikethrough in a cell 2 Ctrl + 9: For hiding a row 3 Ctrl + 0 : For hiding a column 4…Excel Shortcut Key2 min readExcel Shortcut Key2 min read
Jan 29, 2021Excel Shortcuts for Increasing the Efficiency at Work- Part 1There is no denial that shortcuts make one life easier. Some of the most important Microsoft Excel Shortcuts for windows are:- 1 Ctrl + N: Create a New Workbook 2 Ctrl+ O: To open a saved workbook 3 Ctrl + S: To save a workbook 4 Ctrl + A: For…Excel1 min readExcel1 min read
Jan 23, 2021Web Scraping Using PythonWe extract information from a website by copying and pasting the info from there to our file. However, this manual process of extracting data can be cumbersome if we want to obtain large amounts of information from a website as quickly as possible. …Web Scraping2 min readWeb Scraping2 min read
Jan 13, 2021What is Machine Learning?Machine Learning (ML) is a technique that uses algorithms to learn from the data without being programmed explicitly. Due to the data abundance and efficient data storage, ML rose to the limelight in recent times, but the foundational research in this field was done in seventy’s and eighty’s. …Machine Learning2 min readMachine Learning2 min read
Published inAnalytics Vidhya·Jan 4, 2021How to deal with missing values in a data set ?The real-world datasets consist of missing values, and a data scientist spends a major amount of time on data preparation, including data cleaning. Missing Value can be a result of unrecorded observations or data corruption. Types of Missing Data Missing at Random (MAR) — It means that there is a…Machine Learning6 min readMachine Learning6 min read
