Intellectual Olympiad in Phytosanitary - 2026 ongoing

Subject: Phytosanitary
Level: XII
Category: student
Quiz questions: in English
Example question: A seed lot is tested with a diagnostic assay whose analytical sensitivity is 95% and analytical specificity is 98%. If the true prevalence of infection in the lot is 4%, which value is closest to the positive predictive value of a positive test? 32.0%, 66.4%, 95.0%, 98.0%