What is data analytics? Explain types of data analytics.
[7 marks]Write a short note on various types of data.
[7 marks]Explain pie( ) function with all parameters. Explain legend of chart with example.
[7 marks]List the packages and functions used to read a data such as Csv Files, XML File, Web data, JSON File, Excel File. Explain in brief.
[7 marks]Explain high level plotting commands and low level plotting commands in R.
[7 marks]What is vector? Explain logical, character, and index vector in detail.
[7 marks]Explain Renvironment in detail.
[7 marks]Explain Data Structures in details.
[7 marks]Explain the rules of variable assignment in Rwith example. Write commands for creating data frame “Employee” which includes fields Name, Age, Salary, City.
[7 marks]Explain survival analysis in detail with example.
[7 marks]What is regression? Differentiate linear, multiple, and logistic regression.
[7 marks]Explain random forest with example.
[7 marks]Explain time series analysis in detail with example.
[7 marks]What is Normal Distribution? Explain following function used in Rfor Normal distribution. i. dnorm( ) ii. pnorm( ) iii. qnorm( ) iv. rnorm( )
[7 marks]Create a input.csv file with content (id,name,salary,start_date,dept). Perform following operations in above data: i. Get the maximum salary ii. Get the details of the person with max salary iii. Get all the people working in IT department
[7 marks]Explain following functions with example :
[7 marks]ls ii)cbind iii)plot iv)class v)factor vi)str vii)seq
[ marks]Define prescriptive analysis and explain creating data for analytics through active and reinforcement learning.
[7 marks]