data(olea)
olea
select(olea, var, view) # drops domes and ind
select(olea, variety=var, domesticated_status=domes, view)
# combine with filter with magrittr pipes
# only dorsal views, and 'var' and 'domes' columns
filter(olea, view=="VD") %>% select(var, domes)
Run the code above in your browser using DataLab