According to a recent poll at a university, 71.2% of high school seniors in a certain region had a driver's license. A sociologist thinks this rate has declined. The sociologist surveys 550 randomly selected high school seniors and finds that 385 have a driver's license. a. Pick the correct null hypothesis b. Pick the correct alternative hypothesis c. In this context, what does the symbol p represent? a. The null hypothesis is Ho: b. The alternative hypothesis c. Determine the meaning of p = 0.7. The symbol p represents the of high school seniors in that have a driver's license. p = 0.7. p = 0.712. p = 0.712.According to a recent poll at a university, 71.2% of high school seniors in a certain region had a driver's license. A sociologist thinks this rate has declined. The sociologist surveys 550 randomly selected high school seniors and finds that 385 have a driver's license. a. Pick the correct null hypothesis. b. Pick the correct alternative hypothesis. c. In this context, what does the symbol p represent? . . 1 1. a. The null hypothesis is Ho: b. The alternative hypothesis is Ha: c. Determine the meaning of p in the The symbol p represents the gh school seniors in that have a driver's license. p * 0.712. p > 0.712. p