Data for Weekly Sales Total in a Dubai Firm Are

Multiple Choice

Data for weekly sales total in a Dubai firm are analysed to give the following quartiles: Q₁ = AED 45,000; Q₂ = AED 52,500; Q₃ = 63,780. Which of the following options represents the correct interpretation of the quartile measure of skewness (qsk) for these figures?

A) qsk is positive, indicating a rightward skew
B) qsk is positive, indicating a leftward skew
C) qsk is negative, indicating a rightward skew
D) qsk is negative, indicating a leftward skew