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7, 2, x, 15, 20, 8, 14, 29; median: 13 x = ?

User Nellz
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1 Answer

6 votes

Answer:

12

Explanation:

As there are 7 values in the given set, and one is missing, then the full set comprises 8 values.

2,7,8,14,15,20,29.

The middle value is 14 so we need another value, v such that, ½(14 + v) = 13.

This solves as v = 12.

The full set now is,2,7,8,12,14,15,20,29.

User Duthen
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