Question

Which statement best describes the first quartile (Q1) in a dataset?

Options

• 25% of the data lies below this value

• 50% of the data lies below this value

• 75% of the data lies below this value

• It is always the highest value in the dataset

Answer 1

25% of the data lies below this value

Explanation:

The first quartile (Q1) marks the point where 25% of the data set falls below this value, dividing the lower quarter.