Find the range which covers middle 50% of the items

CBSE Class 11 CBSE Class 11 Economics
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1

Find the range which covers middle 50% of the items and coefficient of quartile deviation from the following data.

Find the range which covers middle 50% of the items.png781×64 6.55 KB

2

Since, inclusive class interval are given, we first convert them into exclusive class interval.

Since, inclusive class interval are given, we first convert them into exclusive class interval..png801×231 26.6 KB

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