نتایج جستجو برای: sample mean test

تعداد نتایج: 1611506  

Journal: :Journal of Multivariate Analysis 2004

Journal: :Journal of Survey Statistics and Methodology 2019

Journal: :iranian journal of psychiatry and behavioral sciences 0
jamshid ahmadi research center for psychiatry and behavioral sciences, shiraz university of medical sciences, shiraz, iran mojtaba naghshvarian ramin afshari

ôbjective: to assess the prevalence of opioid abuse in a sample of male population in shiraz, ïran. methods: â representative sample of 1219 subjects (aged 16 years or older) who were referred for urine opioid screen (üôs) as a mandatory test before marriage in shiraz in 2005 were enrolled in this study. results: mean age of the participants was 26.17 years (sd=6.12), ranging from 16 to 75 year...

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