Question

Which statement is correct about the relationship between the median, quartiles, deciles, and percentiles?

Options

• Median always equals the lowest quartile

• Median is also Q2, D5, and P50

• Quartiles and deciles are unrelated

• Percentiles are less useful than the mean

Answer 1

Median is also Q2, D5, and P50

Explanation:

The median corresponds to the second quartile (Q2), the fifth decile (D5), and the fiftieth percentile (P50).