The following data show annual income,in thousands of dollars,categorized according to the two factors of gender and level of education.Test the null hypothesis of no interaction between gender and level of education at a significance level of 0.05. 
Definitions:
Southern States
Refers to the states located in the southern region of the United States, historically characterized by distinct cultural, economic, and historical traits.
Preserve Slavery
To maintain or keep the institution of slavery in existence, preventing its abolition.
Confederacy
A confederation of secessionist American states existing from 1861 to 1865, formed by states in the Southern United States that supported slavery and opposed the policies of the northern states.
Ordinance of Secession
Historical documents drafted and adopted by several U.S. states declaring their secession from the Union, leading to the American Civil War.
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