Create an object called population with the value 412,367. Make a second object called births, assign it the value 3012. Then add the two together.
Go into the console and type ?abs to open the documentation for the abs() function. Come up with an example that shows what it does.
The function sum() will add all the values in a vector. Run ?sum to learn how it works. Find the total sum of a vector with values 8, 24, and 165.
Try using several operators (+, -, ==, !=) with a vector of numbers. What do you notice?