Problem 6 (

Problem 6 15 min) Cornmon warts are harmess lingering rough skin bumps caused by sorne hurnan papillornavirus variants. They are typically found on the fingers, most often among children and young adults. A 21m study randomly assigned young patents with common warts to either a duct tape treatment or a liquid nitrogen ayotherapy treatment. Here is a quote frorm the published study: Results: Of the 51 patients completing the study, 26 (51%) were treated with duct tape, and 25 (490/0) were treated with cryotherapy. Twenty-two patients (850/0) in the duct tape arm vs 15 patients (60%) enrolled in the cryotlrrapy arm had complete resolution of their warts (P =.05 by chi(2) analysis). a) [Bubble-h your answer) This sujdy is ( ) a case-control observabonal study. ( ) a matched pairs/repeated measures experiment ( ) a longitudinal cohort study. ( ) a cross-sectional sarmple survey ( ) a cornpletely randomized experiment b) Organize the sLJdy findings into a two-way table of observed counts. c) What null hvpothesis is tested by the dli-square test menioned here? Write this hypotlesis as a sentence d) What are the conditions br fis inrence procedure? Briefly explain whv tley are or are not met