A Firm Will Follow a Particular Advertising Strategy If the Resultant

A firm will follow a particular advertising strategy if the resultant expected sales are at least 20,000 units. The correct hypotheses for this decision rule are: .

A) H_o : $\mu$ $\le$ 20,000
H_a : $\mu$ > 20,000
B) H_o : $\mu$$\ge$ 20,000
H_a : $\mu$ < 20,000
C) H_o : $\mu$ > 20,000
H_a : $\mu$ < 20,000
D) H_a : $\mu$ = 20,000
H_o : $\mu$ = 20,000
E) H_o : $\mu$ < 20,000
H_a : $\mu$ < 20,000