1 Twelve tourists were asked to estimate the height, in metres, of a new building. Their estimates were as follows.
$$\begin{array} { l l l l l l l l l l l l }
50 & 45 & 62 & 30 & 40 & 55 & 110 & 38 & 52 & 60 & 55 & 40
\end{array}$$
- Find the median and the interquartile range for the data.
- Give a disadvantage of using the mean as a measure of the central tendency in this case.