Learn essential concepts in biostatistics through a comprehensive 30-minute tutorial covering evaluation of diagnostic tests, including sensitivity and specificity, negative and positive predictive values, likelihood ratio, and post-test probability. Explore various study types such as cross-sectional, case-control, cohort, case report, and case series. Gain a thorough understanding of the ROC curve and its applications. Delve into the crucial distinctions between precision and accuracy in statistical analysis, equipping yourself with fundamental knowledge for interpreting and conducting medical research.