Carlos Puig Rubio
44897806N
Exercise 2 – One Variable Exploratory
Analysis
1. The information recorded in the data set is the income
and the race, so there are 2 variables, and the income
is a numeric one and the race is qualitative.
The income is expressed in dollars ($)
2. There are 1000 women.
3. There are 3 groups, white, black and Hispanic. I used
command summary(female.inc) to know how many women are
there in each group and there are 122 black women, 93
hispanic women and 785 white women.
4. I used the command barplot(table(female.inc)) and the
result:
