4) The community hospital is studying its distribution of patients. A random sample of 330 patients presently in the hospital gave the following information: Type of Patient Maternity Ward Cardiac Ward Burn Ward Children's Ward All Other Wards Old Rate Number of Occurrences 20% 32% 10% 15% 23% 77 95 29 53 76 Test the claim at the 10% significance level that the distribution of patients in these wards has not changed distailtom of tritien to