Summary statistics for 10 drivers' car insurance premiums quoted by a local agent and an online company are shown in the table to the right. The accompanying table has displays for each company's quotes and for the difference (Local - Online). Variable Count Mean StdDev Local 791.3 222.993 Online 731.6 293.346 PriceDiff 59.7 174.818 Test an appropriate hypothesis to see if there is evidence that drivers might save money by switching to the online company. Click the icon to view the data table, boxplot, and histogram for insurance premiums. Identify the null and alternative hypotheses. YA. Ho: Hd = 0 OB. Ho: Ha = 0 HA : Hd > 0 HA: Hd #0 O C. Ho: Hy - H2 = 0 OD. Ho: H1 - H2= 0 HA: H1 - H2>0 HA : H1 - 12 4 0 Calculate the test statistic. 1= (Round to three decimal places as needed.)