Sykes also cautions against the opposite mistake: overinterpreting a positive result. Subclinical exposure to Leptospira species is common, meaning a positive test—such as a visible red line or blue ...

The Board of Secondary Education, Uttar Pradesh has issued strict guidelines for the 2026 UP Board examinations to ensure transparency and discipline during answer sheet submission and evaluation.

Evaluation of accuracy (trueness) in a normal environment includes the three errors of sensitivity, linearity, and eccentricity, and the acceptance criterion, 0.10%, according to the error propagation ...