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QUESTION 21 What is the interquartile range of the following set of data? 2, 7,12,22, 24, 31, 36, 44, 51, 55, 64

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Answer #1

Inter Quartile range is nothing but the difference between quartile value 3 minus quartile value 1

IQR value is 30.50

steps:

AutoSave File Home Insert Page Layout Formulas Data Re Cut E Copy Minion Pro11 A A Paste Format Painter Clipboard Font D8 1 Data 2 5 Numbers Summary 7 Min 12 Q1 22 Median (Q2) 24 31 Max 36 IQR 2.00 17.00 31.00 47.50 64.00 30.50 4 6 9 10 51 64 12 13

the above set of data range has calculated in the 5 number summary format and finally calculated IQR value.

Formula:

AutoSave Off Copy of 5numbersu File Home Insert Page Layout Formulas Data Review View Developer Help Prabhu Power Pivo Define Name A Use in Formula Insert AutoSum Recently Financial Logical Text Date & Lookup & Math & MeName Function Used- ▼ ▼ Time-Reference-Trig-Functions-Manager Function Library Defined Names D8 1 Data 5 Numbers Summary Min Q1 4 12 5 22 6 24 7 31 8 36 9 44 10 51 11 55 12 64 13 14 15 QUARTILE(SA$2:$A$12,1) -QUARTILE $A$2:$A$12,2) -QUARTILE($A$2:$A$12,3) Median (Q2) Q3 Max IQR D6-D4

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