Suppose you have a model: wagei = do + ajeduci + alQi + a3experi + a4DM; + asDF; + a6DE; + ci where: wage ... annual wage the individual earns in E educ ... years of education 1Q ... IQ level exper ... years of on-the-job experience DM ... dummy, equal to one for males and zero for females DF ... dummy, equal to one for French-only speakers and zero otherwise DE ... dummy, equal to one for English-only speakers and zero otherwise E ... represents the error term Suppose further that you have a sample of n individuals who speak only French, only English, or are bilingual. a) Explain how you would test the hypothesis that a French-only male earns as much as an English-only female