The Lower Quartile Is Equal To. The median of the lower half of a set of data is the lower quartile L Q or Q 1. In descriptive statistics the interquartile range IQR also called the midspread middle 50 or Hspread is a measure of statistical dispersion being equal to the difference between 75th and 25th percentiles or between upper and lower quartiles IQR Q 3 Q 1In other words the IQR is the first quartile subtracted from the third quartile.
These quartiles can be clearly seen on a. To continue to find the quartiles take the depth drop the 05 and add 1 and divide by 2. What Is The Method of The Outlier Calculator for Calculating Quartiles.
Lower Quartile Q1 16 4 4 th data point.
Feb 23 2018 Quartiles are the five numbers you need to split a group of numbers into four equal-size groups. The lower quartile is equal to twenty - five percent 25 of the distribution which is also known as the first quartile. If the size of the data set is odd do not include the median when finding the first and third quartiles. Middle Quartile Q2 N1 2 4.
