Answer:
~3 times...
Step-by-step explanation:
Well...the data provided by different institutes of oncology were highly random both in US and Hungary. but by using Chi-Square probability analysis in both of the countries the ration comes as 2.87:1 that means residents of US are 3 times more likely to die from breast cancer than Hungarians. A 5% confidence interval was used in this test with percentages 31.8% for us and 11.9% for Hungarians.