Refer to Exercise 14.24. Suppose that all you want to know is whether there are statistically significant differences in income between the three Independents (PARTYID: 2, 3, and 4). Perform the appropriate statistical procedure.

In exercise 14.24

Does income affect the way Americans choose which party to support? Conduct a statistical procedure to determine whether there are differences in income (RINCOME) between some or all of the eight political groups.