Road Grade Fall River Road was completed in 1920 and was the first road built through the Rocky Mountains in Colorado. It was so steep that sometimes the early model cars had to drive up the hill in reverse to maximize the output of their weak engines and fuel systems. If the road rises 200 feet for every 1250 feet of horizontal change, what is the grade of this road written as a percent?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.