Exercise $2\mathrm{.}13$: what's wrong with this graph?

Consider Figure $2\mathrm{.}13,$ which shows response and completion rates for an email

marketing campaign where email recipients were asked to complete a survey.

STEP $1$: List three things that are not ideal about this graph. What makes it chal$-$

lenging?

STEP $2$: For each of the three things you've listed, describe how you would over$-$

come the given challenge.

STEP $3$: Download the data. Create your visual that puts into practice the strat$-$

egies you've outlined.