Statisticsmedium · Past Paper
Find the value of k if the mean of 2, 4, 6, k, 10 is 6.
A6
B8
C10
D12
✓ Correct Answer: B — 8
(2 + 4 + 6 + k + 10) / 5 = 6 implies 22 + k = 30, so k = 8.
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