Loops in R Language

The concept of executing a block of code multiples time. Loops in R , are of following types For Loop : Executes statements multiple times, checks condition at the end. Repeat Loop : Repeats the code multiple times. While Loop : Executes...

Read More

Analysis of Variance (ANOVA) and F-test in R Language

Analysis of Variance (ANOVA) A statistical method for making simultaneous comparisons between two or more means; a statistical method that yields values that can be tested to determine whether a significant relation exists between variables. Examples...

Read More

Decision Making in R Language

Decision Making Decision Making structure, evaluate a condition and depending on the result some other code is processed. There are three types of decision making statements in R If Statement If-Else Statement Switch Statement If Statement An...

Read More

Operators use in R Language

Operators Operators are special symbols or phrases that programmers use to check, combine or change values. E.g., '+' is a operator, used to add two values, like 2 +7 There are two types of operators: Unary Operators : Operators on...

Read More

Variables and Data types in R Language

R- Variables A Named storage that can be used by our program. A Variable can be assigned value in three ways: var_name <- Value                  ...

Read More

Data Management : Sorting and Ordering in R Language

Sorting Sort function sorts the values of a vector in ascending order (by default) or descending order. Syntax sort (x, decreasing = FALSE , ....,) sort (x, decreasing = FALSE , na . last = NA, ...) x                      ...

Read More

Data Management : Sequences in R Language

Sequences The regular sequences can be generated in R. Syntax :- seq ( ) seq (from = 1, to = 1, by = ( ( to - from) / (length.out - 1) ) , length.out = NULL, along.with = NULL, ....) Examples: > seq (10)    [1]  1 ...

Read More

R for Everyone: Advanced Analytics and Graphics

Using the open source R language, you can build powerful statistical models to answer many of your most challenging questions. R has traditionally been difficult for non-statisticians to learn, and most R books assume far too much knowledge...

Read More

Basics Calculations in R Language

- > is the prompt sign in R - The assignment operators are the left arrow with dash <- and equal sign =.     > x <- 20 assigns the value 20 to x.     > x = 20 assigns the value 20 to x.    ...

Read More

Business Analytics with R Language

Business Analytics  Definition      "Study of business data using statistical technique and programming for creating decision support and insights for achieving business goals" Why uses it ? How?  - Across Domain  ...

Read More

PHP: The Complete Reference

PHP is a server-side programming language mainly used for web development and is also used as a general purpose programming language. It has become a rage in the Internet world. PHP: The Complete Reference, as the name suggests is a complete...

Read More

Tasks in Data Mining for R Language

Anomaly Detection  → Identification of unusual patterns, outliers, which help us in understanding the variation in data.  Example:- Association Rule Mining → Also referred to as market basket analysis, this method is used for...

Read More

Data Mining using R Language

Why Data Mining ? - I have this financial data with me, I need to find out if any of the transactions are fraudulent. - I have this email data with me, I have need to check how many of the mails are spam. - I have this telecom data with...

Read More

Data Visualization in R Language

Data visualization helps the organizations unleash the power of their most valuable assets:  - Their data and   - Their people  1. Pie Chart :-       Pie Charts are the best to use when you...

Read More