What is Derrick's mean test score so far?
Derrick needs to figure out how he's doing on his test
scores so far this year. You can help by calculating the
mean and the median to get an overall picture of his
scores. Below are all of his scores:
25, 40, 68, 85, 95, 98, 70, 78, 85, 100
What is Derrick's median test score so far?
Which gives a better picture of his scores?