R Programming Language Objective Questions

R Programming Language Multiple Choice Questions on “Functions”. 1. Which package can be integrated with dplyr for large fast tables? […]

R Programming Language Multiple Choice Questions on “ggplot2 ”. 1. _______ grammar makes a clear distinction between your data and

R Programming Language Multiple Choice Questions on “Visualizing Data ”. 1. Which of the following adds marginal sums to an

R Programming Language Multiple Choice Questions on “Basics”. 1. The most convenient way to use R is at a graphics

R Programming Language Multiple Choice Questions on “Textual Data Formats”. 1. Which of the following is used for reading in

R Programming Question Paper focuses on “Functions”. 1. ________ function can be used to add datasets in R provided with

R Programming Aptitude Test focuses on “ggplot2 ”. 1. _________ generate aesthetic mappings that describe how variables in the data.

R Programming Language Multiple Choice Questions on “Linear Regression ”. 1. Which of the following convert a matrix of phi

R Programming Language Multiple Choice Questions on “Basics”. 1. What is output of getOption(“defaultPackages”) in R studio? a) Installs a

R Programming Language Multiple Choice Questions on “Textual Data Formats”. 1. Unlike writing out a table or CSV file, dump()

R Programming Language Multiple Choice Questions on “Functions”. 1. R code can be tested using _________________ package. a) Dplyr b)

R Programming Problems on “ggplot2 ”. 1. _________ display contours of a 3d surface in 2d. a) aes_contour b) geom_contour

R Programming Language Multiple Choice Questions on “Linear Regression ”. 1. In practice, Line of best fit or regression line

R Programming Language Multiple Choice Questions on “Basics”. 1. A single element of a character vector is referred as ________

R Programming Language Multiple Choice Questions on “Connection Interfaces”. 1. Individual R objects can be saved to a file using