Calculate the first, second, and third quartiles of the following samples.

Question

5 8 2 9 5 3 7 4 2 7 4 10 4 3 5 23

Answer 1

Arrange in order of value, lowest to highest. Second quartile = median.

First quartile is between 4th and 5th score, and third quartile is between 12th and 13th.