As of 2012, the proportion of students who use a MacBook as their primary computer is 0.47. You believe that at your university the proportion is actually greater than 0.47. If you conduct a hypothesis test, what will the null and alternative hypotheses be? 1) Ho: p > 0.47 HA: ps 0.47 Ho: p < 0.47 2) HA: P2 0.47 Ho: p = 0.47 3) HA: p + 0.47 O 4) Ho: p 2 0.47 HA: p < 0.47 5) Ho: ps 0.47 HA: p > 0.47