ata and can be used to verify the pre-summarized procedures.</p>
    </div>


    <div id="format">
    <h2>Format</h2>
    <p>data frame with 14 rows and 6 columns.</p>
    </div>
    <div id="references">
    <h2>References</h2>
    <p>Bai, H., Wang, L., Pan, W., &amp; Frey, M. (2009). Measuring mathematics
anxiety: Psychometric analysis of a bidimensional affective scale. Journal of
Instructional Psychology, 36 (3), 185- 193.</p>
    </div>

  </div>
  <div class="col-md-3 hidden-xs hidden-sm" id="pkgdow