For the following reaction mechanism, identify the error, if any and describe the modification necessary by drawing the correct mechanism. 
Definitions:
Stemplot
A simple graphical representation used in statistics to display quantitative data, showing data values split into a 'stem' and 'leaf' format.
Distribution
In statistics, it refers to the way in which values of a variable or a set of variables are spread or dispersed across a range.
Categorical Variable
A variable that represents types or categories, which can take on names or labels and is not naturally ordered.
Back-to-Back Stemplots
Graphical tools used to compare the distribution of two related datasets by placing their stem plots back to back.
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