Skip to content
Try it The app CAO calculator Pricing Blog About FAQ
Pro subject in the app

Accuracy

Leaving Cert Chemistry · Nature of Science

Higher Level

How close a measured value is to the true or accepted value of the quantity. Accuracy is limited by systematic errors, so it is improved by calibrating apparatus and removing bias from the method rather than by simply repeating the measurement.

Ordinary Level

How close a measured value is to the correct or true value.

Chemistry practice is part of Pro. Reading the definitions here is always free.

More Nature of Science terms

Get the free study guide

H1 Owl is now on the App Store: download it for iPhone. Sign up here and get The Leaving Cert Maths Game Plan, our free PDF study guide, straight away, plus occasional study tips.

Occasional emails, no spam. Under 16? Ask a parent to sign up for you.

Where next

Five minutes a day beats a panicked weekend

Free to download. All of Maths is free forever, Higher and Ordinary.

Download for iPhone

Or learn on the web, same account, same progress.