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The sets {0,0,14,14}, {0,6,8,14} and {6,6,8,8} share mean 7. Which has the smallest SD?
A{0,6,8,14}
B{0,0,14,14}
CAll are equal
D{6,6,8,8}
Answer & Solution
Correct answer: D. {6,6,8,8}
Their SDs are 7, 5 and 1; the values of {6,6,8,8} sit closest to the mean.
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