R Vocabulary – Week 4

# loops
for (variable in sequence) expression
while (boolean test) expression
repeat expression
break

# functions
sample()
stopfinot()
merge()
subset()
class()
levels()
as.numeric
as.factor()
factor()
split()
tapply()
head()
tail()
by()
table()
read.csv()

# dplyr functions
libary(dlplyr)
filter()
mutate()
select()

# operators
%/%
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