public opinion polls show mixed attitudes about immigrants and immigration policy in the USA, particularly because of the inability of citizens to distinguish between documented and undocumented immigrants, However, some Americans are concerned about illegal immigration. A majority of Americans believe that immigrants are hard workers and that they contribute to the United States, in the same hand, some Americans do worry about the impact of costs due to the use of public resources by immigrants

What is the best way to to convert it to an ANOVA analysis?