human
Calculate the range from a list of data What is the range of this set of data?
\[
5 \mathrm{~cm}, 19 \mathrm{~cm}, 6 \mathrm{~cm}, 2 \mathrm{~cm}
\] \( 21 \mathrm{~cm} \)
gpt
To find the range adds the biggest and smallest number rather than subtract