Question

The box-and-whisker plot below represents some data set. What is the range of the
data?
10
20
30
40​

Answer 1

30 is the range, you take the maximum and subtract the minimum

Answer 2

The range of the given data set is 22.

Important information:

• The box-and-whisker plot represents some data set.

We need to find the range of the data.

Box-and-whisker plot:

From the given box-and-whisker plot it is clear that the minimum value of the data set is 16 and the maximum value is 38.

The formula for the range of a data set is:

Range = Maximum value - Minimum value

Using the above formula, we get

$\text{Range}=38-16$

$\text{Range}=22$

Thus, the range of the given data set is 22.

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Note: All the given options are incorrect.