Techworld

Switch Statement in R Language

A switch statement is a selection control mechanism that allows the value of an expression to change the control flow of program execution via map and search. The switch statement is used in place of long if statements which compare a variable with several integral values. It is a multi-way branch statement which provides an …

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Repeat Loop in R Programming:

A repeat loop is used to iterate over a block of code multiple number of times. There is no condition check in repeat loop to exit the loop. We must ourselves put a condition explicitly inside the body of the loop and use the break statement to exit the loop. Failing to do so will result into …

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Operators in R Language :

An operator is a symbol that tells the compiler to perform specific Arithmetical  or logical manipulations. R language is rich in built-in operators and provides following types of operators. R’s binary and logical operators will look very familiar to programmers. Note that binary operators work on vectors and matrices as well as scalars. 1.Arithmetic Operators: 2. Logical Operators : Practicing exercises  on …

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Fundamentals & Core programming principles of R Language in Data Science:

Here we will be learning very sophisticated Things in R, we will go through step by step the deep Programming Contents like Vectors, Matrices, data Frames and so on … To get Accustomed to this Deeper Programming, we will start with the very Basic Fundamentals. 1.Types of Variables: Here Let’s Look at the five different …

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Let’s Take One real time Scenario to Understand the R Language:

This Post will help You to Understand the R language in Just ten minutes, so Let’s Dive straight into it: Step1 : First Go to this website  : https://www.superdatascience.com/pages/rcourse We have some practicing datasets from this website, Scroll Down and click on Mispriced diamonds under section1: hit the Ground Running (Refer the Screenshots attached, follow …

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Installation of R, R studio and R Tools for Data Science for Windows and Ubuntu

Step 1:  Download  R from  URL :    http://cran.us.r-project.org/   Open this URL and Click on Download R for Windows (Follow as per the Instructions Highlighted in yellow color in the below screenshots) Click on Download R for Windows Click on Install R for the First Time Click on Download R 4.1.0 for Windows R starts …

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Why R Language is Important For Data Science ????

Introduction to R Language and Data science with R Language : The R language is very useful in the field of statistical computation and data science. It offers various techniques like clustering, time-series analysis and classification technique, nonlinear/linear modelling, and classical statistical tests. Also, this language is very adaptable and extensible. Along with these, it …

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Data Science Project Life cycle

1. Exploratory Data Analysis: It is said that 90% of the work done by a data scientist is related to data analysis. The term “data analysis” refers to the cleaning and pre-processing of data before the construction of a statistical model. This step includes outliers, duplicate data, null values ​​, and many other anomalies, which do not fall within …

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Data Scientists/Data Analysts

What Is the Difference between Data Scientists and Data Analysts? While the two terms overlap in terms of tasks and the specific skills needed to perform each role, they mainly differ in that data scientists gain insights from information, while data analysts go a step further by identifying and predicting trends and patterns. As such, …

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What Are the Requirements to Become a Data Scientist?

A degree in computer science, mathematics, IT, or statistics Considerable experience working in a related field Strong problem-solving skills Capacity to work individually or with a team Familiarity with data collection and analysis Strong verbal and visual communication skills