Respuesta :

IQR is found by finding the median. then the data is separated in half. we find the median of the 2 half a and subtract them
this is the IQR
so we have
10 12 14 15 15.5 16 17.5 18 19
the median is 15.5
median of first half is 13
second half is 17.75
17.75-13=4.75
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