At α = 10,testing the Hypothesis That the Proportion of Consumer Industry Companies

question 96

Essay

At α = .10,testing the hypothesis that the proportion of consumer industry companies' (CON)winter-quarter profit growth is more than 2 percent greater than the proportion of banking companies' (BKG)winter-quarter profit growth,given that $\hat { p }_{ C O N }= .20$
$\hat { p } _{B K G} = .14$
n_CON = 300,and n_BKG = 400,can we reject the null hypothesis?

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