Explanation:One important contribution of the dplyr package is that it provides a “grammar” for data manipulation and for operating on data frames. 2. Point out the correct statement :
A. The data frame is a key data structure in statistics and in R
B. R has an internal implementation of data frames that is likely the one you will use most often
C. There are packages on CRAN that implement data frames via things like relational databases that allow you to operate on very very large data frames
D. All of the mentioned
Answer:A
Explanation:One important contribution of the dplyr package is that it provides a “grammar” for data manipulation and for operating on data frames. 2. Point out the correct statement :
A. The data frame is a key data structure in statistics and in R B. R has an internal implementation of data frames that is likely the one you will use most often C. There are packages on CRAN that implement data frames via things like relational databases that allow you to operate on very very large data frames D. All of the mentioned