2012 mean total SAT scores per New York City school are available to the public. The original data set provides location, number of test takers, and scores on Critical Reading, Math, and Writing.
a) Open “NYC2012_SAT_Results.csv” using Minitab.
b) If we wish to assess overall “average” math scores in New York City, why would you argue that schools with few students, say, less than 30 students, should not be used?