Object type conversion
Some object types can be converted from one class to another class. For this exercise you will select and convert variables in the abaloneMod
dataset from one class type to another. The previous abaloneMod
dataset and dplyr
package is also loaded for you.
Este exercício faz parte do curso
R For SAS Users
Instruções do exercício
- Convert
adult
to numeric usingas.numeric()
, then confirm its class type. - Select the three abalone dimensions:
length
,diameter
andheight
fromabaloneMod
and save them in a new object calledabalonedim
. - Convert
abalonedim
to a matrix and confirm its class type.
Exercício interativo prático
Experimente este exercício completando este código de exemplo.
# Convert adult to numeric then confirm class type
abaloneMod %>%
___ %>%
___ %>%
___
# Select three dimensions, save as abalonedim
abalonedim <- ___ %>%
___
# Convert abalonedim to a matrix and confirm class type
abalonedim %>%
___ %>%
___