1 / 5 With data-driven decision making, organizations use data for what purpose?
2 / 5 Which function is suitable to copy and paste data snippets into R?
3 / 5 In the past, what all that much, the internet wasn't generating?
4 / 5 If you want to convert from wide to long form with the package reshape2 you use the function:
5 / 5 What can you do with the 'by' parameter of a data.table?