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What is the third quartile of the 8, 9, 12, 14, 15?
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13 votes
What is the third quartile of the 8, 9, 12, 14, 15?

User Mahmoud Khaled
by
4.9k points

1 Answer

4 votes

Answer:

14.5

Explanation:

Case 2

Q3 =


( (3)/(4) (n + 1 ) - (1)/(2) )th

and


( (3)/(4) (n + 1) + (1)/(2) )th


(3)/(4) (5 + 1) - (1)/(2) = 4th \: = 14


(3)/(4) (5 + 1) + (1)/(2) = 5th = 15


(14 + 15)/(2) = 14.5

User Nicolas ABRIC
by
5.7k points
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