1st Quartile Formula. Splits off the lowest 25 of data from the highest 75 The second middle quartile or median of a data set is equal to the 50th percentile of the data cuts data in half. Jul 26 2010 First we write data in increasing order.
The third quartile Q 3 is the median of the upper half not including the value of Q 2. The second quartile Q2 The second quartile also known as the middle quartile or median of. To finish the formula.
To finish the formula.
How to Calculate Quartiles. Jul 26 2010 First we write data in increasing order. Quartile 1 Q1 442 4. 3 5 7 8 12 13 14 18 21.
