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16-01-2020
Mathematics

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On February 15, 2012, students in STT 201 at Michigan State University were asked "How old were you on your last birthday? Their responses are tallied in the table below:Age: 18 19 20 21 22 25Frequency: 102 297 95 111 47 48 Find the IQR of the age distribution.

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17-01-2020

Answer:

3

Step-by-step explanation:

IQR = Median upper range - Median lower range

= 22 - 19

= 3

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