Question

If Q₁, Q₂  and Q₃  are three quartiles of a frequency distribution, which of the following holds if the distribution is negatively skewed?

A Q₁ + Q₃ > 2Q₂
B Q₁ + Q₃ < 2Q₂
C Q₁ + Q₂ < 2Q₃
D Q₃ – Q₁ > 2Q₂
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