Question

In the numbers 30, 33, 38, 40, 51, 81, 91 what numbers are quartile 1, 2 and 3?

Answer 1

quartile 1 : 33

quartile 2 : 40

quartile 3 : 81

Explanation:

you find the median of the set of numbers, thats the 2nd quartile. then you find the medians of the sets of numbers before and after the 2nd quartile and those are the 1st and 3rd