The First Quartile. Third quartile five-number summary. Since the lower half of the data has an even number of data values we will now use the rule to find the median of an even number of data values.
68 is the median of the lower half of the score set in the available datathat is the median of the scores from 59 to. The first quartile will be equal to the median of these values. Apr 27 2019 The first and third quartiles are descriptive statistics that are measurements of position in a data set.
Approximately 25 of the data values are less than or equal to the first quartile.
In statistics a quartile is one of three points that divide a specific set of data into 4 equal groups each group representing 14 part of the distributed sampled population. The value of the variable below which one quarter of the elements are located. First quartile definition in a frequency distribution the smallest quartile. It has totally three types of quartiles such as first second and third quartiles from a data set.
