Quartiles and Interquartile Range

Practice Questions

SAT Subject Test in Math I › Quartiles and Interquartile Range

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1

Determine the interquartile range of the following numbers:

42, 51, 62, 47, 38, 50, 54, 43

2

The interquartile range is the difference in value between the upper quartile and lower quartile.

Find the interquartile range of the following data set:

3

Find the interquartile range of the following set of numbers:

4

Find the interquartile range of the data set above.

5

Find the interquartile range of the following data set:

6

, , Median , Highest value is , Lowest value is .

Using the data provided, find the Interquartile range, IQR.

7

Find the interquartile range of the following set of numbers:

1,1,3,7,7,8,9,12,15

8

Find the interquartile range of the data set:

9

Find the interquartile range of the following set of numbers.

10

Using the data above, find the interquartile range.

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