AssayIndex
Statistics

Reproducibility

Precision across laboratories. The index estimates it from paired same-batch comparisons.

Related terms

Intermediate precision
Precision across days, analysts and instruments within one laboratory. Wider than repeatability and more realistic.
Bland–Altman analysis
Paired comparison of two measurement methods by plotting difference against mean. Yields a bias and limits of agreement. Used for inter-lab agreement here.

Where this term appears

The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.