Interquartile range from a list of numbers

Plenty of practice GCSE questions and lots more here: mathskitchen.c...
This video is all about calculating the interquartile range from a list of numbers. I go through two examples, one reasonably easy one followed by a slightly harder example.
Thanks for watching, any questions just leave them in the comments and I'll reply.

[@Inertia.]

Very informative and helpful.
Much appreciated, good sir.