If you were to apply the RROT estimate to a typical real-world data set, about how accurate would you expect it to be

Geometry answer picture question pls . reason and statements

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.