<p>I have a question from the 2002</p>
<ol>
<li>As lab partners, Sally and Betty collected data for a significance test. Both calculated the same z-test statistic,
but Sally found the results were significant at the a = 0.05 level while Betty found that the results were not.
When checking their results, the women found that the only difference in their work was that Sally had used </li>
</ol>