In an examination the 18 students receive scores out of a possible 20.
12,8,11,10,6,7,10,13,14,5,9,18,17,16,15,3,11,11
a. Find the mean.
b. Find the median
c. Find the mode.
d. What is the maximum score received by a student?
e. What is the minimum score received by a student?
f. What is the range of the marks obtained by the students?
