?Outpatient Treatment The median length of stay for substance-abuse outpatient treatment completers is 107 days for those referred by the criminal just
Chapter 15, Problem 21(choose chapter or problem)
Outpatient Treatment The median length of stay for substance-abuse outpatient treatment completers is 107 days for those referred by the criminal justice system. The following data represent the length of stays for a random sample of substance abuse outpatient treatment completers who were referred by an employer.
Using the Wilcoxon signed-ranks test at the a = 0.05 level of significance, does the median length of stay seem different for employer referrals than for those referred by the criminal justice system?
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