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For the data 6, 3, 8, 4, 3, 11, 7, 4, 5, 4, find the sum of the mode, median and mean.
A13.5
B14
C13
D14.5
Answer & Solution
Correct answer: B. 14
1. Mean = (sum 55) / 10 = 5.5. Mode = 4 (appears three times).
2. Sorted: 3,3,4,4,4,5,6,7,8,11; median = (4 + 5)/2 = 4.5.
3. Sum = 5.5 + 4.5 + 4 = 14.
_Source: RRB Group D CEN-02/2018 PYQ, Q.58._