Here's the question you clicked on:
sheaangel
SAT Scores 1620 1700 1520 1510 1530 1430 2000 1800 1410 1390 The SAT scores for a group of 10 students are shown. What is the mean absolute deviation of the group (round to the nearest tenth)?
A) 151.2 B) 176.3 C) 213.8 D) 1591.0
SAT is a standardized test
Average = \(\frac{sum}{n}\) = sum of all the values divided by the # of entries Sum = add everything together
This takes a few seconds with a calculator. And you computer has a calculator as well, because it is one. On windows: Hold down the "Start Button" and "R" key --> type "calc" --> press "Enter"