gistfile1.txt

# ATOMIC DATA TYPES IN R

# Character
first.name <- "Kirk"

# Integer
age <- 25

# Numeric
hourly_wage <- 27.25

# Factor: Categorical variables (take on a limited number of different values). Similar to lookups in Excel/databases
office <- factor("NYO", levels = c("NYO", "MUM", "SYD"))

# Boolean
married <- TRUE


# OPERATIONS ON ATOMIC TYPES

# Character
last.name <- "Davis"
full.name <- paste(first.name, last.name)

# Integer
time.till.retirement <- 60 - age

# Numeric
weekly.compensation <- 40 * hourly_wage
round(hourly_wage, 1)
# absolute
abs(-39 + 10)

# Boolean
has.kids <- TRUE
# AND
married && has.kids
# OR
married || has.kids
# NOT
! married