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Mathematics 20 Online
OpenStudy (anonymous):

http://i59.tinypic.com/j8cdhw.png i'll give medals

OpenStudy (texaschic101):

ok...interquartile range (IQR) is Q3 - Q1 do you know where Q3 and Q1 are ?

OpenStudy (texaschic101):

Q3 is where the " box " ends....so Q3 = 18 Q1 is where the " box " begins...so Q1 = 15 so what is Q3 - Q1 ?

OpenStudy (anonymous):

3?

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