median and quartiles of a grouped frequency

red and white kop!

Junior Member
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Jun 15, 2009
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231
when presented with a grouped frequency distribution, is there any other way to find the quartiles other than drawing up a cumulative frequency diagram?
 

red and white kop!

Junior Member
Joined
Jun 15, 2009
Messages
231
dude i know this, i mean grouped frequencies, like grouped
 

Subhotosh Khan

Super Moderator
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Jun 18, 2007
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red and white kop! said:
dude i know this, i mean grouped frequencies, like grouped
In that case - you should have told us what your thoughts are about this question.
 
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