Problem 4. At study done of 627 patients in a Texas hospital recorded whether or not the patients had Hepatitis C, wheth

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Problem 4. At study done of 627 patients in a Texas hospital recorded whether or not the patients had Hepatitis C, wheth

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Problem 4 At Study Done Of 627 Patients In A Texas Hospital Recorded Whether Or Not The Patients Had Hepatitis C Wheth 1
Problem 4 At Study Done Of 627 Patients In A Texas Hospital Recorded Whether Or Not The Patients Had Hepatitis C Wheth 1 (141.93 KiB) Viewed 537 times
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 significance level a = 0.05 for the questions below. You may need to combine certain rows in the table to answer some of the questions. Hepatitis C 18 No Hepatitis C 35 Tattoo, parlor Tattoo, elsewhere No Tattoo 8 53 22 491 (1) Perform a GLRT test for contingency table to study the relationship between Hepatitis C and tattoo. Interpret your result. (2) Perform a chi-squared 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?
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