In R, what is the primary functionality of the caret package?
A. Machine learning model training and evaluation
B. Data cleaning and preprocessing
C. Bayesian data analysis
D. Visualization of decision trees
Answer: Option A
This Question Belongs to R Programming >> Advanced Topics In R Programming
A. Enhances data manipulation and provides fast operations
B. Facilitates spatial data analysis
C. Focuses on machine learning and predictive modeling
D. Performs statistical hypothesis testing
In R, what does the Rcpp package primarily enable?
A. Integration of R with C++ for improved performance
B. Data visualization and plotting
C. Natural language processing (NLP)
D. Spatial data analysis
What is the primary functionality of the shinytest package in the context of Shiny applications?
A. Automated testing of Shiny applications
B. Web scraping and data extraction
C. Time series analysis and forecasting
D. Creating and modifying network graphs
In R, which package provides tools for working with parallel computing, especially for loops?
A. foreach
B. parallelR
C. multicore
D. parallelCompute
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