1) Your class rank in 2018 was 34 out of 250 students. In 2019 your class rank was 50 out of 310 students.

In which year did you have the higher percentile ranking.

If you had the data on the cumulative GPA of each student at the end of the spring semester in 2018, which measure of average would be the most meaningful - mean, median, mode?

Explain