The first quartile of this data will be 28. The mean of the first quartile is different from the median of the total data set.
How do you find the data's mean and median?
The mean is the proportion of the total number of observations to the sum of the observations.
The median is a number for an organized data set (in ascending or descending order) that has the same number of observations to its left and right.
To get the first quartile, use the following formula:
16, 28, 28, 32, 21, 18, 35
Arrange data;
16,18,21,28,28,32,35
The first quartile's median is the first quartile, and the third quartile's median is the third quartile.
16, 28, 28
Median=28
To learn more about mean refer:
https://brainly.com/question/16118626
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