The mode of the unimodular data 7, 8, 9, 8, 9, 10, 9, 10, 11, 10, 11, 12 and x is 10.
The value of x is
(a) 10 (b) 9 (c) 8 (d) 11
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Solution
Arranging the data in ascending order, we get
7, 8, 8, 9, 9, 9, 10, 10, 10, 10, 11, 11, 12
Here, 10 has the maximum frequency (4).
Hence, the correct option is (a).