Independent and dependent variables are mathematical tools used in an experiment to keep track of what's going on. They allow you to maintain control over your experiment in a quantitative way. That is, using them, you will be able to measure your results and draw accurate conclusions.
Compton is not that bad. I think the most dangerous streets of Compton are located in North Compton. For example, in Long Beach Blvd, border with Lynwood, you see a lot of prostitution. Some nice parts of Compton are the are located in the Sunny Cove area near the airport and small pockets all throughout the city.
Los Angeles tops worst cities for traffic in USA. If you live in Los Angeles chances are you already feel like your car is your second home. Drivers in the City of Angels suffer from one of the worst rush hour periods in the world, according to an annual traffic index by navigation system maker, TomTom. L.A. drivers spend an additional 92 hours in traffic each year.