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Question Number 95789 by Don08q last updated on 27/May/20

$$\mathrm{Find}\mathrm{the}\mathrm{semi}-\mathrm{interquartile}\mathrm{range}\mathrm{of}$$$$\mathrm{of}\mathrm{the}\mathrm{following}\mathrm{numbers}:$$$$15,10,9,15,15,8,10,11,8,12,11,14,$$$$9\mathrm{and}15$$

Commented by Don08q last updated on 27/May/20

$$\mathrm{Thank}\mathrm{you}\mathrm{Sir}.$$

Answered by prakash jain last updated on 27/May/20

$$8,\overline{8},9,9,10,10,11,\underset{\mathrm{median}}{\downarrow }11,12,14,15,15,15,15$$$$\mathrm{Q}1=9$$$$\mathrm{Q}3=15$$$$\mathrm{Semk}\mathrm{interquartile}\mathrm{range}=\frac{\mathrm{Q}3-\mathrm{Q}1}{2}=3$$

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