Statistics: Chi-Square Test
<p>Lets say that we want to investigate the relationship between gender and a persons highest education level. Our question then would be is there a relationship between gender and a persons highest education level.</p>
<p>The result from the data is shown below:</p>
<p><img alt="" src="https://miro.medium.com/v2/resize:fit:451/1*-RBmlEgg2L3H10xFJyMVFQ.png" style="height:270px; width:451px" /></p>
<p>Source — <a href="https://www.youtube.com/watch?v=rpKzq64GA9Y" rel="noopener ugc nofollow" target="_blank">https://www.youtube.com/watch?v=rpKzq64GA9Y</a></p>
<p>We now have to use the chi² test to calculate the answer. We can do this two ways: a statistical software or a chi² table. Lets suppose we choose a significance level of 5%, then we reject the null hypothesis if we get a p-value, that is smaller than 0.05. Once we complete the required math we will get these results:</p>
<p><a href="https://medium.com/@Brain_Boost/statistics-chi-square-test-a8ff0c7053ab"><strong>Read More</strong></a></p>