icipants were also asked to say
how much they'd be willing to pay for a large container of that juice on a
scale from $1 to $10. Load the Labels flavor data set from the book website.
These data were collected as part of a class project by Floretta-Schiller et
al. (2015), whose work was inspired by a very clever study looking at the
effects of fast-food wrappers on children's enjoyment of food (Robinson et
al., 2007).</p>
    </div>

    <div class="section level2">
    <h2 id="ref-usage">Usage<a class="anc