MCQs
Many common transform can be applied to the data with R.
The principles of tidy data provide a standard way to organize data values within a dataset.
Data Science Multiple Choice Questions & Answers : Data Science Getting Data
* and + are metacharacters for repetition of data.
The table function is a very basic, but essential, function to master while performing interactive data analyses.
read.xlsx and read.xlsx functions are part of xlsx package.
httr contain tools for Working with URLs and HTTP.
Raw data came from direct measurements.
You can list set of characters to accept a given point in the match.
Although raw data has the potential to become "information, extraction, organization, and sometimes analysis and formatting for presentation are required for that to occur.