Problem 4. At study done of 627 patients in a Texas hospital recorded whether or not the patients had Hepatitis C, whether or not they had a tattoo and whether they got that tattoo in a tattoo parlor. Use signicance level as = 0.05 for the questions below. You may need to combine certain rows in the table to answer some of the questions. Hepatitis C No Hepatitis C Tattoo, parlor 18 35 Tattoo, elsewhere 8 53 No Tattoo 22 491 (1) Perform a GLRT test for contingency table to study the relationship be tween Hepatitis C and tattoo. Interpret your result. (2) Perform a chisquared test to test whether tattoo parlors and Hepatitis C are dependent. (3) Using R perform Fisher's exact test to test whether tattoo parlors is positively associated with Hepatitis C. Is the Fisher's exact test or the 2 test more accurate for this case? Why