Perform a Chi-Square Independence Test Using the Critical Value Approach

Essay

Perform a chi-square independence test using the critical value approach, provided the conditions for using the test aremet. Be sure to state the hypotheses and the significance level, to obtain the expected frequencies, to obtain the criticalvalue, to compute the value of the test statistic, and to state your conclusion.
-A researcher performed a study to determine whether an association exists between political party affiliation and income. She obtained the following sample data.
At the 10% significance level, do the data provide sufficient evidence to conclude that an association exists between political party affiliation and income?