The median, lower and upper quartile of the given data set are:
Median = 11
Lower quartile = 5
Upper quartile = 15
What is the Median, Lower, and Upper Quartile of a Data Set?
- Median = the middle value of the ordered data set.
- Lower quartile is the middle value of the first half of the data set.
- Upper quartile is the middle value of the second half of the data set.
Given:
4, 5, 7, 11, 12, 15, 16
Median = 4, 5, 7, (11,) 12, 15, 16 = 11
Lower quartile = 4, [5,] 7, (11,) 12, 15, 16 = 5
Upper quartile = 4, 5, 7, (11,) 12, [15,] 16 = 15
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