Upper quartile of the data 4, 6, 7, 8, 9 is____

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8.5

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7.5

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Solution

The correct option is C 8.5
Mean of the set of data is $7$
Upper quartile will be mean of the last two numbers as they lie beyond the median $= \frac{8 + 9}{2} = 8.5$

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Upper quartile of the data 4, 6, 7, 8, 9 is____

The correct option is C 8.5Mean of the set of data is 7Upper quartile will be mean of the last two numbers as they lie beyond the median =8+92=8.5

The correct option is C 8.5
Mean of the set of data is $7$
Upper quartile will be mean of the last two numbers as they lie beyond the median $= \frac{8 + 9}{2} = 8.5$