The scores of 16 students in a Mathematics test are 65, 65, 55, 60, 60, 65, 60, 70, 75, 70, 65, 70, 60, 65, 65, 70. What is the sum of the median and modal scores?
-
A.
125 -
B.
130 -
C.
140 -
D.
150 -
E.
137.5
Correct Answer: Option B
Explanation
(begin{array}{c|c} Scores & Frequency \hline 55 & 1\ 60 & 4\ 65 & 6\ 70 & 4\ 75 & 1 end{array})
Median = 65(middle number)
Mode = 65(most common)
Median + Mode = 65 + 65 = 130