The lengths in centimeters of leaves of two different plant types are measured and the results are recorded. A summary of the data is presented in the table.
a. 'On average, leaf type X is bigger than leaf type Y'. Is this statement true or not true? Why?
b. 'There is a bigger spread of lengths in leaves of type Y'. Is this statement true or not true? Why?
![The lengths in centimeters of leaves of two different plant types are measured and the results are recorded A summary of the data is presented in the tablea On class=](https://us-static.z-dn.net/files/dc8/b3fc36611c75b8952145e6a8bd10527a.jpg)