In a statistic class,10 scores were randomly selected with the following results were obtained: 74,73,77,77,71,68,65,77,67,66 What is the third quartile?
A)65.9
B)67.3
C)66.75
D)73.85
E)77.0

Question

Quizplus · Accepted Answer

The third quartile (Q3) is the median of the upper half of the data set. When the scores are ordered: 65, 66, 67, 68, 71, 73, 74, 77, 77, 77, the upper half is 73, 74, 77, 77, 77. The median of this set is 77.

In a Statistic Class,10 Scores Were Randomly Selected with the Following