In a survey of 10,000 IV drug abusers in town A, 1,000 turn out to be infected with hepatitis C and 500 infected with hepatitis B. During two years of follow-up, 200 patients with hepatitis C infection and 100 patients with hepatitis B infection die. Also during follow-up, 200 IV drug abusers acquire hepatitis C and 50 acquire hepatitis B. Which of the following is the best estimate of the annual incidence of hepatitis C infection in IV drug abusers in town A? O A) 1,000/10,000 O B) 1,100/10,000 O C) 100/10,000 O D) 100/9,000 O E) 100/9,800

In a survey of 10,000 IV drug abusers in town A, 1,000 turn out to be infected with hepatitis C and 500 infected with hepatitis B. During two years of follow-up, 200 patients with hepatitis C infection and 100 patients with hepatitis B infection die. Also during follow-up, 200 IV drug abusers acquire hepatitis C and 50 acquire hepatitis B. Which of the following is the best estimate of the annual incidence of hepatitis C infection in IV drug abusers in town A? O A) 1,000/10,000 O B) 1,100/10,000 O C) 100/10,000 O D) 100/9,000 O E) 100/9,800

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 23PPS

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