First Quartile And Third Quartile Meaning. Order the data from smallest to largest. The median is the second quartile.
At Q 2 split the ordered data set into two halves. The first quartile is the value in the middle of the first term and the median. The third quartile Q 3 is the median of the upper half not including the value of Q 2.
It will cut the list into four equal parts.
The median is half way through. The middle value between the median and the last term is the third quartile. Quartile Formula Quartiles are given as values dividing the complete list into quarters. It will cut the list into four equal parts.
