Use the following to answer the question(s) below.
A consumer magazine evaluated the price and performance of 23 models of cordless phones. Computer output gives this summary for the prices ($):

-The IQR for these data is
A) $80.
B) $185.
C) $21.75.
D) $60.
E) $52.08.

Question

Use the following to answer the question(s) below.
A consumer magazine evaluated the price and performance of 23 models of cordless phones. Computer output gives this summary for the prices ($):
 
-The IQR for these data is
A) $80. 
B) $185. 
C) $21.75. 
D) $60. 
E) $52.08.

Quizplus · Accepted Answer

The IQR is the difference between the third quartile and the first quartile. The third quartile is $200 and the first quartile is $120, so the IQR is $200 - $120 = $80.

Use the Following to Answer the Question(s) Below