Exercise

Wide and Long Data 1

In this exercise, you will explore the long format of the hdi_cpi_2015 dataframe and convert it to a wide format using the spread() function from the tidyr package.

Note that:

rbokeh is pre-loaded
hdi_cpi_data_long dataframe is available in this session

Instructions 1/2

XP

1
2

Explore hdi_cpi_data_long using str().

Show Answer (-50 XP)