Define Business Problem step in Data Analytics process step The process of analytics begins with defining business problem. During this step, questions are asked from […]
Category: Introduction to R Programming
What is Data Acquisition step in Data Analytics process step
Data Acquisition step in Data Analytics process step Data Acquisition step is used to collect data from various sources for analysis to answer the question […]
What are different processes involved in Data Analytics ?
Data Analytics consists of below processes Business Problem Data Acquistion Data Wrangling Explanatory Data Analysis Data exploration Conclusion or Prediction Communication
tapply() function in R
tapply() Apply a function to each cell of a ragged array, that is to each (non-empty) group of values given by a unique combination of […]
R function: which.max
R function: which.max which.max returns the position of the element with the maximal value in a vector. n <- c (31, 47, 18, 9, 25, 19, 62, 32)pos_max <- […]
Summary function in R
Summary function in R summary() is a generic function used to produce result summaries of the results of various model fitting functions Example summary(school)summary(as.factor(school$age))
names() function in R
names() function in R names() function is used to give name to vector members. Syntax names(vector_variable) = c(“names”) Example names(employee role) = c(“EmpNo”,”EmpRole”)
Modulo Operator in R ( %% operator )
Modulo Operator in R ( %% operator ) The modulo returns the remainder of the division of the number to the left by the number […]
List in R
List in R List is data structure in R with elements which can be of different types. 1. Creating List – with different types elements […]
Vector in R
Vector is a data structure in R which is of fixed type and fixed length. It contains elements of the same type at each index. The data types […]