Female Police OFFICERS do exactly the same thing as male officers do. If you are thinking of law enforcment as a career, you should set your sights on being a federal agent of some sort. You will need a collge decree in Criminal Justice; heavy on the sciences and government classes along with English courses ( writing, etc,). If you want an extra boost to your caeer, having a master's degree in a related discipline would be the ticket. Masters in psychology, biology, chemistry. You will need to be IT literate as well.
Physical fitness is critical, so being a college athlete will help.
Federal officers at a 20 year retirement right now are making around 100K a year ( FBI ,Marshall's , DEA etc