Answered step by step
Verified Expert Solution
Question
1 Approved Answer
In a study, two groups of patients with a particular infection are given two different antibiotic treatments. The numbers of patients cured within various periods
In a study, two groups of patients with a particular infection are given two different antibiotic treatments. The numbers of patients cured within various periods are as follows. Treatment Time to cure (days) 1-4 5-6 7-8 9-10 >10 Oral 28 32 24 10 6 By injection 44 20 12 11 10 Use the following SAS output to perform a statistical test to if the data indicate a difference between the frequency distributions of the times to cure under the two treatments. The SAS System The FREQ Procedure Frequency Table of type by time Percent Row Pet time Col Pet type 1-4 5-6 7-8 9-10 >10 Total Oral 28 32 24 10 6 100 4.21 1624 12.18 5.08 3.05 50.76 28.00 32.00 24.00 10.00 6.00 39 61.54 66.67 47.62 37.50 By Injection 44 20 12 10 97 22.34 10.15 5.58 5.08 49.24 45 36 20.62 12.37 11.34 10.31 61.11 3846 33.33 52.38 62.50 Total 72 52 36 21 16 197 5 2640 18.27 10.66 8.12 100.00 Statistics for Table of type by time Statistic DF Value Prob Chi-Square 4 11.3293 0.0231 Likelihood Ratio Chi-Square 4 11.4700 0.0218 Mantel-Haenszel Chi-Square 0.5380 0.4633 Phi Coefficient 0.2398 Contingency Coefficient 0:2332 Cramer's V 0.2398 Sample Size = 197 1. Name of hypothesis test: b) HO: c) HA: d) Test Statistic: e) p-value: f)Decision in the context of the
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started