Scenario A. A researcher is interested in comparing the effectiveness of different forms of social media advertising. She has company A (Vance Refrigeration) create and deploy targeted ads, and she has Company 2 (Dunder Mifflin Paper Company) engage in ads via endorsements from relevant social media influencers. She then compares the sales rates of the two companies during the two ad campaigns. What is the null hypothesis for this scenario? O Ho: sales rates at company 1 < sales rates at company 2 O Ho: sales rates at company 1 = sales rates a company 2 O Ho: sales rates at company 1#sales rates at company 2 O Ho: sales rates at company 1 > sales rates at company 2