CBSE 2026 results are out, Mukul scored a perfect 100/100 in Computer ScienceSee all toppers →

KwickClips Artificial Intelligence · 40 sec · free

In a disease test, which mistake is worse?

Short answer. A false negative.

Why?

A sick person is missed and goes untreated.

Disease test mistakes

MistakeResult
False Pos.extra test
False Neg.no treatment

Remember

Missed case: dangerous
Ask which costs more

Two wrong answers. Is one more dangerous? Yes, in a disease test. A false positive only means an extra test. A false negative sends a sick person home untreated. A missed case is dangerous. Always ask which mistake costs more.

This clip is from the full lesson: Evaluation Basics: True Positive, False Positive, True Negative, False Negative — 6 minutes, with the tables, the quick answers and the whole lesson in text.

Useful for: CBSE Class 9 Artificial Intelligence (417)

More KwickClips from this lesson

Disclaimer. KwickAcademy is free study material for general learning and revision. Parts of it, including the voice-over, are produced with the help of AI tools and may contain errors; if you spot one, please tell us and we will correct it. Syllabus, marks and exam details follow the latest official board publications available to us, and boards can change them at any time, so always confirm against your board's official website and your school. Using this material does not guarantee any marks or result. Board names and trademarks belong to their owners; Kwickprep is not affiliated with or endorsed by any examination board. We never ask for passwords, OTPs or ID numbers. Your progress is saved only in this browser. Full disclaimer · Privacy

Want a plan that actually fits your board dates?

Ask Kajal Ma'am directly, 20+ years teaching computer science. Free demo class first, no payment.

Talk to Kajal Ma'am on WhatsApp

Or see the Class 12 Computer Science course →

Studying outside India?

We coach CBSE, IGCSE & international students across the globe, one-to-one, in your local time zone.

Visit International →