At $\alpha$ = 010,test the Hypothesis That the Proportion of Consumer (CON)industry Companies

Essay

At $\alpha$
= 0.10,test the hypothesis that the proportion of Consumer (CON)industry companies winter quarter profit growth is more than 2% greater than the proportion of Banking (BKG)companies winter quarter profit growth,given that $\hat { p } _ { C O N }$
= 0.20, $\hat { p } _ { B K G }$
= 0.14,n_CON = 300,n_BKG = 400.