Comparing Data Sets test questions

1

If \(Q_1 = 10,\; Q_2 = 14\; and\; Q_3 = 21 \), then find the interquartile range.

2

Find the semi-interquartile range of 1, 23, 24, 24, 25, 26, 27, 28, 50.

3

Find the semi-interquartile range for 1, 5, 7, 8, 11, 14,17, 17, 25.

4

What is the semi-interquartile range for the following set of data?

21, 34, 53, 43, 27, 38, 20, 32, 13, 42, 55

5

Calculate the interquartile range of the following numbers:

68, 73, 71, 69, 75, 76.

6

Find the values of the median, \(Q_1\) and \(Q_3\) in the following list of numbers:

10, 22, 15, 8, 34, 24, 18, 5, 42, 30.

7

Find the semi-interquartile range of 11, 17, 3, 27, 22, 31, 16, 9, 34.

8

What is the median of the data?

Box plot. Green arrow with equally spaced markings for 0 to 16. Above green line is red line from 3 to 6, red outlined box 6 to 8 and 8 to 11 and red line 11 to 15.

9

What is the interquartile range?

Box plot. Green arrow with equally spaced markings for 0 to 16. Above green line is red line from 3 to 6, red outlined box 6 to 8 and 8 to 11 and red line 11 to 15.

10

What is the range?

Box plot. Green arrow with equally spaced markings for 0 to 16. Above green line is red line from 3 to 6, red outlined box 6 to 8 and 8 to 11 and red line 11 to 15.