determine null hypothesis and the alternative hypothesis at 0.02 level of significance do the actual results match the theoretical percentages?

Page 1: A Harris Poll conducted October 28, 2008 surveyed 2119 US adults who were asked "when you think of rising health care costs, who do you think is most responsible?" One theory is that 50% of adults blame insurance companies, 10% blame pharmaceutical companies, 10% blame Federal and state governments, 10% blame hospitals, 10% blame physicians, 5% blame some other entity, and 5% are unsure Page 2: who is most responsible. Actual survey responses follow: Most Responsible for Rising Health Care Number Costs Responding Page 3: Insurance companies 869 U Pharmaceutical companies 339 Page 4: Government 338 6 7 8 Hospitals 127 Page 5: Physicians 85 Other entity 128 Page 6: Not sure 233 10 Total 2119 Page 7