The average hourly wage of computer programmers with 2 years of experience has been $21.80. Because of high demand for computer programmers, it is believed there has been a significant increase in the average wage of computer programmers. To test whether or not there has been an increase, the correct hypotheses to be tested are O Ho: H>21.80 Haus 21.80 O Ho: H=21.80 Ha: # 21.80 o Ho He21.80. Hai H2 21,80 O Ho: $ 21.80 Hau> 21.80