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September 30, 2014

September 30, 2014

Posted by **MATH HELP PLEASE** on Sunday, May 8, 2011 at 3:52pm.

What is the interquartile range of Vicki's data? answer choices are:

a. 1

b. 3

c. 5

d. 6

I chose 5 and it says that 6 is the correct answer. Can you please show me why?

I have Q1 = 11.5 and Q3 = 16.5.

Then 16.5 - 11.5 = 5 (So the IQR = 5)

- MATH 7th GRADE -
**bobpursley**, Sunday, May 8, 2011 at 5:19pmput them in order:

10, 11, 12, 15,15,15,18,19 8 data

divide them into quarters.

10,11

12,15

15,15

18,16

I agree with you.

- MATH 7th GRADE -
**Anonymous**, Wednesday, June 29, 2011 at 7:31pmI think it is 12,15

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